221249138

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{127301}}^1$

素因数の和:127393

約数の個数: 16

約数和(自身を含む): 366629760

約数和(自身を除く): 145380622

約数列:

[1, 2, 11, 22, 79, 158, 869, 1738, 127301, 254602, 1400311, 2800622, 10056779, 20113558, 110624569, 221249138]

約数ペア:

[(1, 221249138), (2, 110624569), (11, 20113558), (22, 10056779), (79, 2800622), (158, 1400311), (869, 254602), (1738, 127301)]