1281931716

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^2\times {\mathrm{503}}^1$

素因数の和:602

約数の個数: 144

約数和(自身を含む): 3531330432

約数和(自身を除く): 2249398716

約数列:

[1, 2, 3, 4, 6, 12, 13, 17, 26, 31, 34, 39, 51, 52, 62, 68, 78, 93, 102, 124, 156, 186, 204, 221, 372, 403, 442, 503, 527, 663, 806, 884, 961, 1006, 1054, 1209, 1326, 1509, 1581, 1612, 1922, 2012, 2108, 2418, 2652, 2883, 3018, 3162, 3844, 4836, 5766, 6036, 6324, 6539, 6851, 8551, 11532, 12493, 13078, 13702, 15593, 16337, 17102, 19617, 20553, 24986, 25653, 26156, 27404, 31186, 32674, 34204, 37479, 39234, 41106, 46779, 49011, 49972, 51306, 62372, 65348, 74958, 78468, 82212, 93558, 98022, 102612, 111163, 149916, 187116, 196044, 202709, 212381, 222326, 265081, 333489, 405418, 424762, 444652, 483383, 530162, 608127, 637143, 666978, 795243, 810836, 849524, 966766, 1060324, 1216254, 1274286, 1333956, 1450149, 1590486, 1933532, 2432508, 2548572, 2900298, 3180972, 3446053, 5800596, 6283979, 6892106, 8217511, 10338159, 12567958, 13784212, 16435022, 18851937, 20676318, 24652533, 25135916, 32870044, 37703874, 41352636, 49305066, 75407748, 98610132, 106827643, 213655286, 320482929, 427310572, 640965858, 1281931716]

約数ペア:

[(1, 1281931716), (2, 640965858), (3, 427310572), (4, 320482929), (6, 213655286), (12, 106827643), (13, 98610132), (17, 75407748), (26, 49305066), (31, 41352636), (34, 37703874), (39, 32870044), (51, 25135916), (52, 24652533), (62, 20676318), (68, 18851937), (78, 16435022), (93, 13784212), (102, 12567958), (124, 10338159), (156, 8217511), (186, 6892106), (204, 6283979), (221, 5800596), (372, 3446053), (403, 3180972), (442, 2900298), (503, 2548572), (527, 2432508), (663, 1933532), (806, 1590486), (884, 1450149), (961, 1333956), (1006, 1274286), (1054, 1216254), (1209, 1060324), (1326, 966766), (1509, 849524), (1581, 810836), (1612, 795243), (1922, 666978), (2012, 637143), (2108, 608127), (2418, 530162), (2652, 483383), (2883, 444652), (3018, 424762), (3162, 405418), (3844, 333489), (4836, 265081), (5766, 222326), (6036, 212381), (6324, 202709), (6539, 196044), (6851, 187116), (8551, 149916), (11532, 111163), (12493, 102612), (13078, 98022), (13702, 93558), (15593, 82212), (16337, 78468), (17102, 74958), (19617, 65348), (20553, 62372), (24986, 51306), (25653, 49972), (26156, 49011), (27404, 46779), (31186, 41106), (32674, 39234), (34204, 37479)]