280127908

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{181}}^1\times {\mathrm{9437}}^1$

素因数の和:9663

約数の個数: 24

約数和(自身を含む): 505008504

約数和(自身を除く): 224880596

約数列:

[1, 2, 4, 41, 82, 164, 181, 362, 724, 7421, 9437, 14842, 18874, 29684, 37748, 386917, 773834, 1547668, 1708097, 3416194, 6832388, 70031977, 140063954, 280127908]

約数ペア:

[(1, 280127908), (2, 140063954), (4, 70031977), (41, 6832388), (82, 3416194), (164, 1708097), (181, 1547668), (362, 773834), (724, 386917), (7421, 37748), (9437, 29684), (14842, 18874)]