210940418

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{172619}}^1$

素因数の和:172681

約数の個数: 16

約数和(自身を含む): 348001920

約数和(自身を除く): 137061502

約数列:

[1, 2, 13, 26, 47, 94, 611, 1222, 172619, 345238, 2244047, 4488094, 8113093, 16226186, 105470209, 210940418]

約数ペア:

[(1, 210940418), (2, 105470209), (13, 16226186), (26, 8113093), (47, 4488094), (94, 2244047), (611, 345238), (1222, 172619)]