12784121272

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{131}}^2$

素因数の和:342

約数の個数: 144

約数和(自身を含む): 28481571000

約数和(自身を除く): 15697449728

約数列:

[1, 2, 4, 8, 13, 19, 26, 29, 38, 52, 58, 76, 104, 116, 131, 152, 169, 232, 247, 262, 338, 377, 494, 524, 551, 676, 754, 988, 1048, 1102, 1352, 1508, 1703, 1976, 2204, 2489, 3016, 3211, 3406, 3799, 4408, 4901, 4978, 6422, 6812, 7163, 7598, 9802, 9956, 12844, 13624, 14326, 15196, 17161, 19604, 19912, 22139, 25688, 28652, 30392, 32357, 34322, 39208, 44278, 49387, 57304, 64714, 68644, 72181, 88556, 93119, 98774, 129428, 137288, 144362, 177112, 186238, 197548, 223093, 258856, 288724, 326059, 372476, 395096, 420641, 446186, 497669, 577448, 642031, 652118, 744952, 841282, 892372, 938353, 995338, 1284062, 1304236, 1682564, 1784744, 1876706, 1990676, 2568124, 2608472, 2900209, 3365128, 3753412, 3981352, 4238767, 5136248, 5800418, 6469697, 7506824, 8477534, 9455711, 11600836, 12198589, 12939394, 16955068, 18911422, 23201672, 24397178, 25878788, 33910136, 37822844, 48794356, 51757576, 55103971, 75645688, 84106061, 97588712, 110207942, 122924243, 168212122, 220415884, 245848486, 336424244, 440831768, 491696972, 672848488, 983393944, 1598015159, 3196030318, 6392060636, 12784121272]

約数ペア:

[(1, 12784121272), (2, 6392060636), (4, 3196030318), (8, 1598015159), (13, 983393944), (19, 672848488), (26, 491696972), (29, 440831768), (38, 336424244), (52, 245848486), (58, 220415884), (76, 168212122), (104, 122924243), (116, 110207942), (131, 97588712), (152, 84106061), (169, 75645688), (232, 55103971), (247, 51757576), (262, 48794356), (338, 37822844), (377, 33910136), (494, 25878788), (524, 24397178), (551, 23201672), (676, 18911422), (754, 16955068), (988, 12939394), (1048, 12198589), (1102, 11600836), (1352, 9455711), (1508, 8477534), (1703, 7506824), (1976, 6469697), (2204, 5800418), (2489, 5136248), (3016, 4238767), (3211, 3981352), (3406, 3753412), (3799, 3365128), (4408, 2900209), (4901, 2608472), (4978, 2568124), (6422, 1990676), (6812, 1876706), (7163, 1784744), (7598, 1682564), (9802, 1304236), (9956, 1284062), (12844, 995338), (13624, 938353), (14326, 892372), (15196, 841282), (17161, 744952), (19604, 652118), (19912, 642031), (22139, 577448), (25688, 497669), (28652, 446186), (30392, 420641), (32357, 395096), (34322, 372476), (39208, 326059), (44278, 288724), (49387, 258856), (57304, 223093), (64714, 197548), (68644, 186238), (72181, 177112), (88556, 144362), (93119, 137288), (98774, 129428)]