87209997

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{1753}}^1$

素因数の和:1889

約数の個数: 32

約数和(自身を含む): 140095488

約数和(自身を除く): 52885491

約数列:

[1, 3, 7, 21, 23, 69, 103, 161, 309, 483, 721, 1753, 2163, 2369, 5259, 7107, 12271, 16583, 36813, 40319, 49749, 120957, 180559, 282233, 541677, 846699, 1263913, 3791739, 4152857, 12458571, 29069999, 87209997]

約数ペア:

[(1, 87209997), (3, 29069999), (7, 12458571), (21, 4152857), (23, 3791739), (69, 1263913), (103, 846699), (161, 541677), (309, 282233), (483, 180559), (721, 120957), (1753, 49749), (2163, 40319), (2369, 36813), (5259, 16583), (7107, 12271)]