12131025

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{8513}}^1$

素因数の和:8545

約数の個数: 24

約数和(自身を含む): 21114720

約数和(自身を除く): 8983695

約数列:

[1, 3, 5, 15, 19, 25, 57, 75, 95, 285, 475, 1425, 8513, 25539, 42565, 127695, 161747, 212825, 485241, 638475, 808735, 2426205, 4043675, 12131025]

約数ペア:

[(1, 12131025), (3, 4043675), (5, 2426205), (15, 808735), (19, 638475), (25, 485241), (57, 212825), (75, 161747), (95, 127695), (285, 42565), (475, 25539), (1425, 8513)]