313635258

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{245411}}^1$

素因数の和:245490

約数の個数: 24

約数和(自身を含む): 689116896

約数和(自身を除く): 375481638

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 1278, 245411, 490822, 736233, 1472466, 2208699, 4417398, 17424181, 34848362, 52272543, 104545086, 156817629, 313635258]

約数ペア:

[(1, 313635258), (2, 156817629), (3, 104545086), (6, 52272543), (9, 34848362), (18, 17424181), (71, 4417398), (142, 2208699), (213, 1472466), (426, 736233), (639, 490822), (1278, 245411)]