678609004

素因数分解:

$2^2\times {\mathrm{277}}^1\times {\mathrm{607}}^1\times {\mathrm{1009}}^1$

素因数の和:1897

約数の個数: 24

約数和(自身を含む): 1194999680

約数和(自身を除く): 516390676

約数列:

[1, 2, 4, 277, 554, 607, 1009, 1108, 1214, 2018, 2428, 4036, 168139, 279493, 336278, 558986, 612463, 672556, 1117972, 1224926, 2449852, 169652251, 339304502, 678609004]

約数ペア:

[(1, 678609004), (2, 339304502), (4, 169652251), (277, 2449852), (554, 1224926), (607, 1117972), (1009, 672556), (1108, 612463), (1214, 558986), (2018, 336278), (2428, 279493), (4036, 168139)]