1428129785

素因数分解:

$5^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1\times {\mathrm{139}}^1\times {\mathrm{283}}^1$

素因数の和:617

約数の個数: 32

約数和(自身を含む): 1777749120

約数和(自身を除く): 349619335

約数列:

[1, 5, 53, 137, 139, 265, 283, 685, 695, 1415, 7261, 7367, 14999, 19043, 36305, 36835, 38771, 39337, 74995, 95215, 193855, 196685, 1009279, 2054863, 2084861, 5046395, 5389169, 10274315, 10424305, 26945845, 285625957, 1428129785]

約数ペア:

[(1, 1428129785), (5, 285625957), (53, 26945845), (137, 10424305), (139, 10274315), (265, 5389169), (283, 5046395), (685, 2084861), (695, 2054863), (1415, 1009279), (7261, 196685), (7367, 193855), (14999, 95215), (19043, 74995), (36305, 39337), (36835, 38771)]