313616511

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{206191}}^1$

素因数の和:206223

約数の個数: 18

約数和(自身を含む): 490530768

約数和(自身を除く): 176914257

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 1521, 206191, 618573, 1855719, 2680483, 8041449, 24124347, 34846279, 104538837, 313616511]

約数ペア:

[(1, 313616511), (3, 104538837), (9, 34846279), (13, 24124347), (39, 8041449), (117, 2680483), (169, 1855719), (507, 618573), (1521, 206191)]