87771628

素因数分解:

$2^2\times 7^1\times {\mathrm{1471}}^1\times {\mathrm{2131}}^1$

素因数の和:3613

約数の個数: 24

約数和(自身を含む): 175745024

約数和(自身を除く): 87973396

約数列:

[1, 2, 4, 7, 14, 28, 1471, 2131, 2942, 4262, 5884, 8524, 10297, 14917, 20594, 29834, 41188, 59668, 3134701, 6269402, 12538804, 21942907, 43885814, 87771628]

約数ペア:

[(1, 87771628), (2, 43885814), (4, 21942907), (7, 12538804), (14, 6269402), (28, 3134701), (1471, 59668), (2131, 41188), (2942, 29834), (4262, 20594), (5884, 14917), (8524, 10297)]