12720381315

素因数分解:

$3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{10734499}}^1$

素因数の和:10734586

約数の個数: 16

約数和(自身を含む): 20610240000

約数和(自身を除く): 7889858685

約数列:

[1, 3, 5, 15, 79, 237, 395, 1185, 10734499, 32203497, 53672495, 161017485, 848025421, 2544076263, 4240127105, 12720381315]

約数ペア:

[(1, 12720381315), (3, 4240127105), (5, 2544076263), (15, 848025421), (79, 161017485), (237, 53672495), (395, 32203497), (1185, 10734499)]