72525719

素因数分解:

$7^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{1999}}^1$

素因数の和:2150

約数の個数: 16

約数和(自身を含む): 85248000

約数和(自身を除く): 12722281

約数列:

[1, 7, 71, 73, 497, 511, 1999, 5183, 13993, 36281, 141929, 145927, 993503, 1021489, 10360817, 72525719]

約数ペア:

[(1, 72525719), (7, 10360817), (71, 1021489), (73, 993503), (497, 145927), (511, 141929), (1999, 36281), (5183, 13993)]