63720419

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{3631}}^1$

素因数の和:3770

約数の個数: 16

約数和(自身を含む): 76707840

約数和(自身を除く): 12987421

約数列:

[1, 7, 23, 109, 161, 763, 2507, 3631, 17549, 25417, 83513, 395779, 584591, 2770453, 9102917, 63720419]

約数ペア:

[(1, 63720419), (7, 9102917), (23, 2770453), (109, 584591), (161, 395779), (763, 83513), (2507, 25417), (3631, 17549)]