3781815

素因数分解:

$3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1$

素因数の和:199

約数の個数: 32

約数和(自身を含む): 6345216

約数和(自身を除く): 2563401

約数列:

[1, 3, 5, 15, 53, 67, 71, 159, 201, 213, 265, 335, 355, 795, 1005, 1065, 3551, 3763, 4757, 10653, 11289, 14271, 17755, 18815, 23785, 53265, 56445, 71355, 252121, 756363, 1260605, 3781815]

約数ペア:

[(1, 3781815), (3, 1260605), (5, 756363), (15, 252121), (53, 71355), (67, 56445), (71, 53265), (159, 23785), (201, 18815), (213, 17755), (265, 14271), (335, 11289), (355, 10653), (795, 4757), (1005, 3763), (1065, 3551)]