261391961043

素因数分解:

$3^2\times {\mathrm{173}}^1\times {\mathrm{1997}}^1\times {\mathrm{84067}}^1$

素因数の和:86243

約数の個数: 24

約数和(自身を含む): 379943308368

約数和(自身を除く): 118551347325

約数列:

[1, 3, 9, 173, 519, 1557, 1997, 5991, 17973, 84067, 252201, 345481, 756603, 1036443, 3109329, 14543591, 43630773, 130892319, 167881799, 503645397, 1510936191, 29043551227, 87130653681, 261391961043]

約数ペア:

[(1, 261391961043), (3, 87130653681), (9, 29043551227), (173, 1510936191), (519, 503645397), (1557, 167881799), (1997, 130892319), (5991, 43630773), (17973, 14543591), (84067, 3109329), (252201, 1036443), (345481, 756603)]