221567892485

素因数分解:

$5^1\times {\mathrm{139}}^1\times {\mathrm{1163}}^1\times {\mathrm{274121}}^1$

素因数の和:275428

約数の個数: 16

約数和(自身を含む): 268025526720

約数和(自身を除く): 46457634235

約数列:

[1, 5, 139, 695, 1163, 5815, 161657, 274121, 808285, 1370605, 38102819, 190514095, 318802723, 1594013615, 44313578497, 221567892485]

約数ペア:

[(1, 221567892485), (5, 44313578497), (139, 1594013615), (695, 318802723), (1163, 190514095), (5815, 38102819), (161657, 1370605), (274121, 808285)]