217605418

素因数分解:

$2^1\times {\mathrm{229}}^1\times {\mathrm{557}}^1\times {\mathrm{853}}^1$

素因数の和:1641

約数の個数: 16

約数和(自身を含む): 328807080

約数和(自身を除く): 111201662

約数列:

[1, 2, 229, 458, 557, 853, 1114, 1706, 127553, 195337, 255106, 390674, 475121, 950242, 108802709, 217605418]

約数ペア:

[(1, 217605418), (2, 108802709), (229, 950242), (458, 475121), (557, 390674), (853, 255106), (1114, 195337), (1706, 127553)]