27980104

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{257}}^1\times {\mathrm{439}}^1$

素因数の和:733

約数の個数: 32

約数和(自身を含む): 54489600

約数和(自身を除く): 26509496

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 257, 439, 514, 878, 1028, 1756, 2056, 3512, 7967, 13609, 15934, 27218, 31868, 54436, 63736, 108872, 112823, 225646, 451292, 902584, 3497513, 6995026, 13990052, 27980104]

約数ペア:

[(1, 27980104), (2, 13990052), (4, 6995026), (8, 3497513), (31, 902584), (62, 451292), (124, 225646), (248, 112823), (257, 108872), (439, 63736), (514, 54436), (878, 31868), (1028, 27218), (1756, 15934), (2056, 13609), (3512, 7967)]