30818557

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{12911}}^1$

素因数の和:12960

約数の個数: 16

約数和(自身を含む): 39665664

約数和(自身を除く): 8847107

約数列:

[1, 7, 11, 31, 77, 217, 341, 2387, 12911, 90377, 142021, 400241, 994147, 2801687, 4402651, 30818557]

約数ペア:

[(1, 30818557), (7, 4402651), (11, 2801687), (31, 994147), (77, 400241), (217, 142021), (341, 90377), (2387, 12911)]