20214893385

素因数分解:

$3^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1610107}}^1$

素因数の和:1610155

約数の個数: 40

約数和(自身を含む): 37406029056

約数和(自身を除く): 17191135671

約数列:

[1, 3, 5, 9, 15, 27, 31, 45, 81, 93, 135, 155, 279, 405, 465, 837, 1395, 2511, 4185, 12555, 1610107, 4830321, 8050535, 14490963, 24151605, 43472889, 49913317, 72454815, 130418667, 149739951, 217364445, 249566585, 449219853, 652093335, 748699755, 1347659559, 2246099265, 4042978677, 6738297795, 20214893385]

約数ペア:

[(1, 20214893385), (3, 6738297795), (5, 4042978677), (9, 2246099265), (15, 1347659559), (27, 748699755), (31, 652093335), (45, 449219853), (81, 249566585), (93, 217364445), (135, 149739951), (155, 130418667), (279, 72454815), (405, 49913317), (465, 43472889), (837, 24151605), (1395, 14490963), (2511, 8050535), (4185, 4830321), (12555, 1610107)]