321531724802

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{138710839}}^1$

素因数の和:138710921

約数の個数: 16

約数和(自身を含む): 516004324800

約数和(自身を除く): 194472599998

約数列:

[1, 2, 19, 38, 61, 122, 1159, 2318, 138710839, 277421678, 2635505941, 5271011882, 8461361179, 16922722358, 160765862401, 321531724802]

約数ペア:

[(1, 321531724802), (2, 160765862401), (19, 16922722358), (38, 8461361179), (61, 5271011882), (122, 2635505941), (1159, 277421678), (2318, 138710839)]