87858988

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{227}}^1\times {\mathrm{601}}^1$

素因数の和:862

約数の個数: 48

約数和(自身を含む): 184472064

約数和(自身を除く): 96613076

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 227, 322, 454, 601, 644, 908, 1202, 1589, 2404, 3178, 4207, 5221, 6356, 8414, 10442, 13823, 16828, 20884, 27646, 36547, 55292, 73094, 96761, 136427, 146188, 193522, 272854, 387044, 545708, 954989, 1909978, 3137821, 3819956, 6275642, 12551284, 21964747, 43929494, 87858988]

約数ペア:

[(1, 87858988), (2, 43929494), (4, 21964747), (7, 12551284), (14, 6275642), (23, 3819956), (28, 3137821), (46, 1909978), (92, 954989), (161, 545708), (227, 387044), (322, 272854), (454, 193522), (601, 146188), (644, 136427), (908, 96761), (1202, 73094), (1589, 55292), (2404, 36547), (3178, 27646), (4207, 20884), (5221, 16828), (6356, 13823), (8414, 10442)]