87128524

素因数分解:

$2^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{30211}}^1$

素因数の和:30325

約数の個数: 24

約数和(自身を含む): 175954688

約数和(自身を除く): 88826164

約数列:

[1, 2, 4, 7, 14, 28, 103, 206, 412, 721, 1442, 2884, 30211, 60422, 120844, 211477, 422954, 845908, 3111733, 6223466, 12446932, 21782131, 43564262, 87128524]

約数ペア:

[(1, 87128524), (2, 43564262), (4, 21782131), (7, 12446932), (14, 6223466), (28, 3111733), (103, 845908), (206, 422954), (412, 211477), (721, 120844), (1442, 60422), (2884, 30211)]