81799276

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{11317}}^1$

素因数の和:11473

約数の個数: 24

約数和(自身を含む): 155282960

約数和(自身を除く): 73483684

約数列:

[1, 2, 4, 13, 26, 52, 139, 278, 556, 1807, 3614, 7228, 11317, 22634, 45268, 147121, 294242, 588484, 1573063, 3146126, 6292252, 20449819, 40899638, 81799276]

約数ペア:

[(1, 81799276), (2, 40899638), (4, 20449819), (13, 6292252), (26, 3146126), (52, 1573063), (139, 588484), (278, 294242), (556, 147121), (1807, 45268), (3614, 22634), (7228, 11317)]