660601786

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{401}}^1\times {\mathrm{63361}}^1$

素因数の和:63777

約数の個数: 16

約数和(自身を含む): 1069804008

約数和(自身を除く): 409202222

約数列:

[1, 2, 13, 26, 401, 802, 5213, 10426, 63361, 126722, 823693, 1647386, 25407761, 50815522, 330300893, 660601786]

約数ペア:

[(1, 660601786), (2, 330300893), (13, 50815522), (26, 25407761), (401, 1647386), (802, 823693), (5213, 126722), (10426, 63361)]