81214890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{2707163}}^1$

素因数の和:2707173

約数の個数: 16

約数和(自身を含む): 194915808

約数和(自身を除く): 113700918

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 2707163, 5414326, 8121489, 13535815, 16242978, 27071630, 40607445, 81214890]

約数ペア:

[(1, 81214890), (2, 40607445), (3, 27071630), (5, 16242978), (6, 13535815), (10, 8121489), (15, 5414326), (30, 2707163)]