221137565

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{36887}}^1$

素因数の和:37012

約数の個数: 16

約数和(自身を含む): 292152960

約数和(自身を除く): 71015395

約数列:

[1, 5, 11, 55, 109, 545, 1199, 5995, 36887, 184435, 405757, 2028785, 4020683, 20103415, 44227513, 221137565]

約数ペア:

[(1, 221137565), (5, 44227513), (11, 20103415), (55, 4020683), (109, 2028785), (545, 405757), (1199, 184435), (5995, 36887)]