289487028

素因数分解:

$2^2\times 3^1\times {\mathrm{137}}^1\times {\mathrm{176087}}^1$

素因数の和:176231

約数の個数: 24

約数和(自身を含む): 680404032

約数和(自身を除く): 390917004

約数列:

[1, 2, 3, 4, 6, 12, 137, 274, 411, 548, 822, 1644, 176087, 352174, 528261, 704348, 1056522, 2113044, 24123919, 48247838, 72371757, 96495676, 144743514, 289487028]

約数ペア:

[(1, 289487028), (2, 144743514), (3, 96495676), (4, 72371757), (6, 48247838), (12, 24123919), (137, 2113044), (274, 1056522), (411, 704348), (548, 528261), (822, 352174), (1644, 176087)]