90942831

素因数分解:

$3^4\times 7^1\times {\mathrm{107}}^1\times {\mathrm{1499}}^1$

素因数の和:1625

約数の個数: 40

約数和(自身を含む): 156816000

約数和(自身を除く): 65873169

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 107, 189, 321, 567, 749, 963, 1499, 2247, 2889, 4497, 6741, 8667, 10493, 13491, 20223, 31479, 40473, 60669, 94437, 121419, 160393, 283311, 481179, 849933, 1122751, 1443537, 3368253, 4330611, 10104759, 12991833, 30314277, 90942831]

約数ペア:

[(1, 90942831), (3, 30314277), (7, 12991833), (9, 10104759), (21, 4330611), (27, 3368253), (63, 1443537), (81, 1122751), (107, 849933), (189, 481179), (321, 283311), (567, 160393), (749, 121419), (963, 94437), (1499, 60669), (2247, 40473), (2889, 31479), (4497, 20223), (6741, 13491), (8667, 10493)]