13490355

素因数分解:

$3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{239}}^1$

素因数の和:371

約数の個数: 32

約数和(自身を含む): 22394880

約数和(自身を除く): 8904525

約数列:

[1, 3, 5, 15, 53, 71, 159, 213, 239, 265, 355, 717, 795, 1065, 1195, 3585, 3763, 11289, 12667, 16969, 18815, 38001, 50907, 56445, 63335, 84845, 190005, 254535, 899357, 2698071, 4496785, 13490355]

約数ペア:

[(1, 13490355), (3, 4496785), (5, 2698071), (15, 899357), (53, 254535), (71, 190005), (159, 84845), (213, 63335), (239, 56445), (265, 50907), (355, 38001), (717, 18815), (795, 16969), (1065, 12667), (1195, 11289), (3585, 3763)]