87139528

素因数分解:

$2^3\times 7^1\times {\mathrm{79}}^1\times {\mathrm{19697}}^1$

素因数の和:19789

約数の個数: 32

約数和(自身を含む): 189100800

約数和(自身を除く): 101961272

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 79, 158, 316, 553, 632, 1106, 2212, 4424, 19697, 39394, 78788, 137879, 157576, 275758, 551516, 1103032, 1556063, 3112126, 6224252, 10892441, 12448504, 21784882, 43569764, 87139528]

約数ペア:

[(1, 87139528), (2, 43569764), (4, 21784882), (7, 12448504), (8, 10892441), (14, 6224252), (28, 3112126), (56, 1556063), (79, 1103032), (158, 551516), (316, 275758), (553, 157576), (632, 137879), (1106, 78788), (2212, 39394), (4424, 19697)]