207459837

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{136397}}^1$

素因数の和:136429

約数の個数: 18

約数和(自身を含む): 324490842

約数和(自身を除く): 117031005

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 1521, 136397, 409191, 1227573, 1773161, 5319483, 15958449, 23051093, 69153279, 207459837]

約数ペア:

[(1, 207459837), (3, 69153279), (9, 23051093), (13, 15958449), (39, 5319483), (117, 1773161), (169, 1227573), (507, 409191), (1521, 136397)]