280339908

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{1229561}}^1$

素因数の和:1229587

約数の個数: 24

約数和(自身を含む): 688554720

約数和(自身を除く): 408214812

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 228, 1229561, 2459122, 3688683, 4918244, 7377366, 14754732, 23361659, 46723318, 70084977, 93446636, 140169954, 280339908]

約数ペア:

[(1, 280339908), (2, 140169954), (3, 93446636), (4, 70084977), (6, 46723318), (12, 23361659), (19, 14754732), (38, 7377366), (57, 4918244), (76, 3688683), (114, 2459122), (228, 1229561)]