220496639

素因数分解:

${\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{347}}^1\times {\mathrm{947}}^1$

素因数の和:1366

約数の個数: 16

約数和(自身を含む): 245448576

約数和(自身を除く): 24951937

約数列:

[1, 11, 61, 347, 671, 947, 3817, 10417, 21167, 57767, 232837, 328609, 635437, 3614699, 20045149, 220496639]

約数ペア:

[(1, 220496639), (11, 20045149), (61, 3614699), (347, 635437), (671, 328609), (947, 232837), (3817, 57767), (10417, 21167)]