666908

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{659}}^1$

素因数の和:697

約数の個数: 24

約数和(自身を含む): 1330560

約数和(自身を除く): 663652

約数列:

[1, 2, 4, 11, 22, 23, 44, 46, 92, 253, 506, 659, 1012, 1318, 2636, 7249, 14498, 15157, 28996, 30314, 60628, 166727, 333454, 666908]

約数ペア:

[(1, 666908), (2, 333454), (4, 166727), (11, 60628), (22, 30314), (23, 28996), (44, 15157), (46, 14498), (92, 7249), (253, 2636), (506, 1318), (659, 1012)]