125640819

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{353}}^1\times {\mathrm{557}}^1$

素因数の和:987

約数の個数: 24

約数和(自身を含む): 184889952

約数和(自身を除く): 59249133

約数列:

[1, 3, 9, 71, 213, 353, 557, 639, 1059, 1671, 3177, 5013, 25063, 39547, 75189, 118641, 196621, 225567, 355923, 589863, 1769589, 13960091, 41880273, 125640819]

約数ペア:

[(1, 125640819), (3, 41880273), (9, 13960091), (71, 1769589), (213, 589863), (353, 355923), (557, 225567), (639, 196621), (1059, 118641), (1671, 75189), (3177, 39547), (5013, 25063)]