521538145

素因数分解:

$5^1\times {\mathrm{151}}^1\times {\mathrm{271}}^1\times {\mathrm{2549}}^1$

素因数の和:2976

約数の個数: 16

約数和(自身を含む): 632563200

約数和(自身を除く): 111025055

約数列:

[1, 5, 151, 271, 755, 1355, 2549, 12745, 40921, 204605, 384899, 690779, 1924495, 3453895, 104307629, 521538145]

約数ペア:

[(1, 521538145), (5, 104307629), (151, 3453895), (271, 1924495), (755, 690779), (1355, 384899), (2549, 204605), (12745, 40921)]