30917385

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{599}}^1$

素因数の和:678

約数の個数: 48

約数和(自身を含む): 56908800

約数和(自身を除く): 25991415

約数列:

[1, 3, 5, 9, 15, 31, 37, 45, 93, 111, 155, 185, 279, 333, 465, 555, 599, 1147, 1395, 1665, 1797, 2995, 3441, 5391, 5735, 8985, 10323, 17205, 18569, 22163, 26955, 51615, 55707, 66489, 92845, 110815, 167121, 199467, 278535, 332445, 687053, 835605, 997335, 2061159, 3435265, 6183477, 10305795, 30917385]

約数ペア:

[(1, 30917385), (3, 10305795), (5, 6183477), (9, 3435265), (15, 2061159), (31, 997335), (37, 835605), (45, 687053), (93, 332445), (111, 278535), (155, 199467), (185, 167121), (279, 110815), (333, 92845), (465, 66489), (555, 55707), (599, 51615), (1147, 26955), (1395, 22163), (1665, 18569), (1797, 17205), (2995, 10323), (3441, 8985), (5391, 5735)]