655330

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^2$

素因数の和:162

約数の個数: 24

約数和(自身を含む): 1288476

約数和(自身を除く): 633146

約数列:

[1, 2, 5, 10, 13, 26, 65, 71, 130, 142, 355, 710, 923, 1846, 4615, 5041, 9230, 10082, 25205, 50410, 65533, 131066, 327665, 655330]

約数ペア:

[(1, 655330), (2, 327665), (5, 131066), (10, 65533), (13, 50410), (26, 25205), (65, 10082), (71, 9230), (130, 5041), (142, 4615), (355, 1846), (710, 923)]