731655

素因数分解:

$3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{229}}^1$

素因数の和:311

約数の個数: 24

約数和(自身を含む): 1291680

約数和(自身を除く): 560025

約数列:

[1, 3, 5, 9, 15, 45, 71, 213, 229, 355, 639, 687, 1065, 1145, 2061, 3195, 3435, 10305, 16259, 48777, 81295, 146331, 243885, 731655]

約数ペア:

[(1, 731655), (3, 243885), (5, 146331), (9, 81295), (15, 48777), (45, 16259), (71, 10305), (213, 3435), (229, 3195), (355, 2061), (639, 1145), (687, 1065)]