2990505

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1499}}^1$

素因数の和:1533

約数の個数: 32

約数和(自身を含む): 5760000

約数和(自身を除く): 2769495

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 57, 95, 105, 133, 285, 399, 665, 1499, 1995, 4497, 7495, 10493, 22485, 28481, 31479, 52465, 85443, 142405, 157395, 199367, 427215, 598101, 996835, 2990505]

約数ペア:

[(1, 2990505), (3, 996835), (5, 598101), (7, 427215), (15, 199367), (19, 157395), (21, 142405), (35, 85443), (57, 52465), (95, 31479), (105, 28481), (133, 22485), (285, 10493), (399, 7495), (665, 4497), (1499, 1995)]