66781612

素因数分解:

$2^2\times {\mathrm{617}}^1\times {\mathrm{27059}}^1$

素因数の和:27680

約数の個数: 12

約数和(自身を含む): 117061560

約数和(自身を除く): 50279948

約数列:

[1, 2, 4, 617, 1234, 2468, 27059, 54118, 108236, 16695403, 33390806, 66781612]

約数ペア:

[(1, 66781612), (2, 33390806), (4, 16695403), (617, 108236), (1234, 54118), (2468, 27059)]