281445684

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1804139}}^1$

素因数の和:1804159

約数の個数: 24

約数和(自身を含む): 707222880

約数和(自身を除く): 425777196

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 1804139, 3608278, 5412417, 7216556, 10824834, 21649668, 23453807, 46907614, 70361421, 93815228, 140722842, 281445684]

約数ペア:

[(1, 281445684), (2, 140722842), (3, 93815228), (4, 70361421), (6, 46907614), (12, 23453807), (13, 21649668), (26, 10824834), (39, 7216556), (52, 5412417), (78, 3608278), (156, 1804139)]