207865145

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{347}}^1\times {\mathrm{5209}}^1$

素因数の和:5584

約数の個数: 16

約数和(自身を含む): 261083520

約数和(自身を除く): 53218375

約数列:

[1, 5, 23, 115, 347, 1735, 5209, 7981, 26045, 39905, 119807, 599035, 1807523, 9037615, 41573029, 207865145]

約数ペア:

[(1, 207865145), (5, 41573029), (23, 9037615), (115, 1807523), (347, 599035), (1735, 119807), (5209, 39905), (7981, 26045)]