397987029

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{365461}}^1$

素因数の和:365489

約数の個数: 18

約数和(自身を含む): 631883798

約数和(自身を除く): 233896769

約数列:

[1, 3, 9, 11, 33, 99, 121, 363, 1089, 365461, 1096383, 3289149, 4020071, 12060213, 36180639, 44220781, 132662343, 397987029]

約数ペア:

[(1, 397987029), (3, 132662343), (9, 44220781), (11, 36180639), (33, 12060213), (99, 4020071), (121, 3289149), (363, 1096383), (1089, 365461)]