138894008

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{19979}}^1$

素因数の和:20075

約数の個数: 32

約数和(自身を含む): 287712000

約数和(自身を除く): 148817992

約数列:

[1, 2, 4, 8, 11, 22, 44, 79, 88, 158, 316, 632, 869, 1738, 3476, 6952, 19979, 39958, 79916, 159832, 219769, 439538, 879076, 1578341, 1758152, 3156682, 6313364, 12626728, 17361751, 34723502, 69447004, 138894008]

約数ペア:

[(1, 138894008), (2, 69447004), (4, 34723502), (8, 17361751), (11, 12626728), (22, 6313364), (44, 3156682), (79, 1758152), (88, 1578341), (158, 879076), (316, 439538), (632, 219769), (869, 159832), (1738, 79916), (3476, 39958), (6952, 19979)]