1691178945

素因数分解:

$3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{13297}}^1$

素因数の和:13505

約数の個数: 32

約数和(自身を含む): 2770239360

約数和(自身を除く): 1079060415

約数列:

[1, 3, 5, 15, 61, 139, 183, 305, 417, 695, 915, 2085, 8479, 13297, 25437, 39891, 42395, 66485, 127185, 199455, 811117, 1848283, 2433351, 4055585, 5544849, 9241415, 12166755, 27724245, 112745263, 338235789, 563726315, 1691178945]

約数ペア:

[(1, 1691178945), (3, 563726315), (5, 338235789), (15, 112745263), (61, 27724245), (139, 12166755), (183, 9241415), (305, 5544849), (417, 4055585), (695, 2433351), (915, 1848283), (2085, 811117), (8479, 199455), (13297, 127185), (25437, 66485), (39891, 42395)]