81470430

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{905227}}^1$

素因数の和:905240

約数の個数: 24

約数和(自身を含む): 211823352

約数和(自身を除く): 130352922

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 905227, 1810454, 2715681, 4526135, 5431362, 8147043, 9052270, 13578405, 16294086, 27156810, 40735215, 81470430]

約数ペア:

[(1, 81470430), (2, 40735215), (3, 27156810), (5, 16294086), (6, 13578405), (9, 9052270), (10, 8147043), (15, 5431362), (18, 4526135), (30, 2715681), (45, 1810454), (90, 905227)]