661908

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{4243}}^1$

素因数の和:4263

約数の個数: 24

約数和(自身を含む): 1663648

約数和(自身を除く): 1001740

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 4243, 8486, 12729, 16972, 25458, 50916, 55159, 110318, 165477, 220636, 330954, 661908]

約数ペア:

[(1, 661908), (2, 330954), (3, 220636), (4, 165477), (6, 110318), (12, 55159), (13, 50916), (26, 25458), (39, 16972), (52, 12729), (78, 8486), (156, 4243)]