1258707865

素因数分解:

$5^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1\times {\mathrm{643}}^1$

素因数の和:873

約数の個数: 32

約数和(自身を含む): 1577439360

約数和(自身を除く): 318731495

約数列:

[1, 5, 53, 83, 89, 265, 415, 445, 643, 3215, 4399, 4717, 7387, 21995, 23585, 34079, 36935, 53369, 57227, 170395, 266845, 286135, 391511, 1957555, 2828557, 3033031, 4749841, 14142785, 15165155, 23749205, 251741573, 1258707865]

約数ペア:

[(1, 1258707865), (5, 251741573), (53, 23749205), (83, 15165155), (89, 14142785), (265, 4749841), (415, 3033031), (445, 2828557), (643, 1957555), (3215, 391511), (4399, 286135), (4717, 266845), (7387, 170395), (21995, 57227), (23585, 53369), (34079, 36935)]