399450186

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{263}}^1\times {\mathrm{4441}}^1$

素因数の和:4731

約数の個数: 48

約数和(自身を含む): 914696640

約数和(自身を除く): 515246454

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 171, 263, 342, 526, 789, 1578, 2367, 4441, 4734, 4997, 8882, 9994, 13323, 14991, 26646, 29982, 39969, 44973, 79938, 84379, 89946, 168758, 253137, 506274, 759411, 1167983, 1518822, 2335966, 3503949, 7007898, 10511847, 21023694, 22191677, 44383354, 66575031, 133150062, 199725093, 399450186]

約数ペア:

[(1, 399450186), (2, 199725093), (3, 133150062), (6, 66575031), (9, 44383354), (18, 22191677), (19, 21023694), (38, 10511847), (57, 7007898), (114, 3503949), (171, 2335966), (263, 1518822), (342, 1167983), (526, 759411), (789, 506274), (1578, 253137), (2367, 168758), (4441, 89946), (4734, 84379), (4997, 79938), (8882, 44973), (9994, 39969), (13323, 29982), (14991, 26646)]