155431179

素因数分解:

$3^2\times {\mathrm{31}}^2\times {\mathrm{17971}}^1$

素因数の和:18039

約数の個数: 18

約数和(自身を含む): 232000548

約数和(自身を除く): 76569369

約数列:

[1, 3, 9, 31, 93, 279, 961, 2883, 8649, 17971, 53913, 161739, 557101, 1671303, 5013909, 17270131, 51810393, 155431179]

約数ペア:

[(1, 155431179), (3, 51810393), (9, 17270131), (31, 5013909), (93, 1671303), (279, 557101), (961, 161739), (2883, 53913), (8649, 17971)]