57205305

素因数分解:

$3^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{2699}}^1$

素因数の和:2870

約数の個数: 32

約数和(自身を含む): 102384000

約数和(自身を除く): 45178695

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 157, 471, 785, 1413, 2355, 2699, 4239, 7065, 8097, 13495, 21195, 24291, 40485, 72873, 121455, 364365, 423743, 1271229, 2118715, 3813687, 6356145, 11441061, 19068435, 57205305]

約数ペア:

[(1, 57205305), (3, 19068435), (5, 11441061), (9, 6356145), (15, 3813687), (27, 2118715), (45, 1271229), (135, 423743), (157, 364365), (471, 121455), (785, 72873), (1413, 40485), (2355, 24291), (2699, 21195), (4239, 13495), (7065, 8097)]