81403476

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{8009}}^1$

素因数の和:8045

約数の個数: 72

約数和(自身を含む): 238633920

約数和(自身を除く): 157230444

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 42, 44, 66, 77, 84, 121, 132, 154, 231, 242, 308, 363, 462, 484, 726, 847, 924, 1452, 1694, 2541, 3388, 5082, 8009, 10164, 16018, 24027, 32036, 48054, 56063, 88099, 96108, 112126, 168189, 176198, 224252, 264297, 336378, 352396, 528594, 616693, 672756, 969089, 1057188, 1233386, 1850079, 1938178, 2466772, 2907267, 3700158, 3876356, 5814534, 6783623, 7400316, 11629068, 13567246, 20350869, 27134492, 40701738, 81403476]

約数ペア:

[(1, 81403476), (2, 40701738), (3, 27134492), (4, 20350869), (6, 13567246), (7, 11629068), (11, 7400316), (12, 6783623), (14, 5814534), (21, 3876356), (22, 3700158), (28, 2907267), (33, 2466772), (42, 1938178), (44, 1850079), (66, 1233386), (77, 1057188), (84, 969089), (121, 672756), (132, 616693), (154, 528594), (231, 352396), (242, 336378), (308, 264297), (363, 224252), (462, 176198), (484, 168189), (726, 112126), (847, 96108), (924, 88099), (1452, 56063), (1694, 48054), (2541, 32036), (3388, 24027), (5082, 16018), (8009, 10164)]