63706257

素因数分解:

$3^4\times {\mathrm{457}}^1\times {\mathrm{1721}}^1$

素因数の和:2190

約数の個数: 20

約数和(自身を含む): 95429796

約数和(自身を除く): 31723539

約数列:

[1, 3, 9, 27, 81, 457, 1371, 1721, 4113, 5163, 12339, 15489, 37017, 46467, 139401, 786497, 2359491, 7078473, 21235419, 63706257]

約数ペア:

[(1, 63706257), (3, 21235419), (9, 7078473), (27, 2359491), (81, 786497), (457, 139401), (1371, 46467), (1721, 37017), (4113, 15489), (5163, 12339)]