13781612

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1$

素因数の和:115

約数の個数: 72

約数和(自身を含む): 29206800

約数和(自身を除く): 15425188

約数列:

[1, 2, 4, 13, 19, 26, 29, 37, 38, 52, 58, 74, 76, 116, 148, 169, 247, 338, 377, 481, 494, 551, 676, 703, 754, 962, 988, 1073, 1102, 1406, 1508, 1924, 2146, 2204, 2812, 3211, 4292, 4901, 6253, 6422, 7163, 9139, 9802, 12506, 12844, 13949, 14326, 18278, 19604, 20387, 25012, 27898, 28652, 36556, 40774, 55796, 81548, 93119, 118807, 181337, 186238, 237614, 265031, 362674, 372476, 475228, 530062, 725348, 1060124, 3445403, 6890806, 13781612]

約数ペア:

[(1, 13781612), (2, 6890806), (4, 3445403), (13, 1060124), (19, 725348), (26, 530062), (29, 475228), (37, 372476), (38, 362674), (52, 265031), (58, 237614), (74, 186238), (76, 181337), (116, 118807), (148, 93119), (169, 81548), (247, 55796), (338, 40774), (377, 36556), (481, 28652), (494, 27898), (551, 25012), (676, 20387), (703, 19604), (754, 18278), (962, 14326), (988, 13949), (1073, 12844), (1102, 12506), (1406, 9802), (1508, 9139), (1924, 7163), (2146, 6422), (2204, 6253), (2812, 4901), (3211, 4292)]