39878855

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{11443}}^1$

素因数の和:11506

約数の個数: 16

約数和(自身を含む): 51909984

約数和(自身を除く): 12031129

約数列:

[1, 5, 17, 41, 85, 205, 697, 3485, 11443, 57215, 194531, 469163, 972655, 2345815, 7975771, 39878855]

約数ペア:

[(1, 39878855), (5, 7975771), (17, 2345815), (41, 972655), (85, 469163), (205, 194531), (697, 57215), (3485, 11443)]