87947286

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{991}}^1\times {\mathrm{2113}}^1$

素因数の和:3116

約数の個数: 32

約数和(自身を含む): 201320448

約数和(自身を除く): 113373162

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 991, 1982, 2113, 2973, 4226, 5946, 6339, 6937, 12678, 13874, 14791, 20811, 29582, 41622, 44373, 88746, 2093983, 4187966, 6281949, 12563898, 14657881, 29315762, 43973643, 87947286]

約数ペア:

[(1, 87947286), (2, 43973643), (3, 29315762), (6, 14657881), (7, 12563898), (14, 6281949), (21, 4187966), (42, 2093983), (991, 88746), (1982, 44373), (2113, 41622), (2973, 29582), (4226, 20811), (5946, 14791), (6339, 13874), (6937, 12678)]