7143890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{307}}^1$

素因数の和:506

約数の個数: 32

約数和(自身を含む): 13970880

約数和(自身を除く): 6826990

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 179, 307, 358, 614, 895, 1535, 1790, 2327, 3070, 3991, 4654, 7982, 11635, 19955, 23270, 39910, 54953, 109906, 274765, 549530, 714389, 1428778, 3571945, 7143890]

約数ペア:

[(1, 7143890), (2, 3571945), (5, 1428778), (10, 714389), (13, 549530), (26, 274765), (65, 109906), (130, 54953), (179, 39910), (307, 23270), (358, 19955), (614, 11635), (895, 7982), (1535, 4654), (1790, 3991), (2327, 3070)]