220149629

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{19259}}^1$

素因数の和:19360

約数の個数: 16

約数和(自身を含む): 266250240

約数和(自身を除く): 46100611

約数列:

[1, 7, 23, 71, 161, 497, 1633, 11431, 19259, 134813, 442957, 1367389, 3100699, 9571723, 31449947, 220149629]

約数ペア:

[(1, 220149629), (7, 31449947), (23, 9571723), (71, 3100699), (161, 1367389), (497, 442957), (1633, 134813), (11431, 19259)]