39905327

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{421}}^1\times {\mathrm{1231}}^1$

素因数の和:1670

約数の個数: 16

約数和(自身を含む): 49910784

約数和(自身を除く): 10005457

約数列:

[1, 7, 11, 77, 421, 1231, 2947, 4631, 8617, 13541, 32417, 94787, 518251, 3627757, 5700761, 39905327]

約数ペア:

[(1, 39905327), (7, 5700761), (11, 3627757), (77, 518251), (421, 94787), (1231, 32417), (2947, 13541), (4631, 8617)]