213209170

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{211}}^1\times {\mathrm{2731}}^1$

素因数の和:2986

約数の個数: 32

約数和(自身を含む): 396161856

約数和(自身を除く): 182952686

約数列:

[1, 2, 5, 10, 37, 74, 185, 211, 370, 422, 1055, 2110, 2731, 5462, 7807, 13655, 15614, 27310, 39035, 78070, 101047, 202094, 505235, 576241, 1010470, 1152482, 2881205, 5762410, 21320917, 42641834, 106604585, 213209170]

約数ペア:

[(1, 213209170), (2, 106604585), (5, 42641834), (10, 21320917), (37, 5762410), (74, 2881205), (185, 1152482), (211, 1010470), (370, 576241), (422, 505235), (1055, 202094), (2110, 101047), (2731, 78070), (5462, 39035), (7807, 27310), (13655, 15614)]