217198399

素因数分解:

${\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{10069}}^1$

素因数の和:10170

約数の個数: 16

約数和(自身を含む): 247963680

約数和(自身を除く): 30765281

約数列:

[1, 11, 37, 53, 407, 583, 1961, 10069, 21571, 110759, 372553, 533657, 4098083, 5870227, 19745309, 217198399]

約数ペア:

[(1, 217198399), (11, 19745309), (37, 5870227), (53, 4098083), (407, 533657), (583, 372553), (1961, 110759), (10069, 21571)]