279325371

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{1571}}^1$

素因数の和:1731

約数の個数: 32

約数和(自身を含む): 414102528

約数和(自身を除く): 134777157

約数列:

[1, 3, 13, 39, 47, 97, 141, 291, 611, 1261, 1571, 1833, 3783, 4559, 4713, 13677, 20423, 59267, 61269, 73837, 152387, 177801, 221511, 457161, 959881, 1981031, 2879643, 5943093, 7162189, 21486567, 93108457, 279325371]

約数ペア:

[(1, 279325371), (3, 93108457), (13, 21486567), (39, 7162189), (47, 5943093), (97, 2879643), (141, 1981031), (291, 959881), (611, 457161), (1261, 221511), (1571, 177801), (1833, 152387), (3783, 73837), (4559, 61269), (4713, 59267), (13677, 20423)]