12451901

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1$

素因数の和:209

約数の個数: 32

約数和(自身を含む): 16588800

約数和(自身を除く): 4136899

約数列:

[1, 7, 11, 23, 77, 79, 89, 161, 253, 553, 623, 869, 979, 1771, 1817, 2047, 6083, 6853, 7031, 12719, 14329, 19987, 22517, 49217, 77341, 139909, 157619, 161713, 541387, 1131991, 1778843, 12451901]

約数ペア:

[(1, 12451901), (7, 1778843), (11, 1131991), (23, 541387), (77, 161713), (79, 157619), (89, 139909), (161, 77341), (253, 49217), (553, 22517), (623, 19987), (869, 14329), (979, 12719), (1771, 7031), (1817, 6853), (2047, 6083)]