15120972

素因数分解:

$2^2\times 3^3\times {\mathrm{140009}}^1$

素因数の和:140022

約数の個数: 24

約数和(自身を含む): 39202800

約数和(自身を除く): 24081828

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 140009, 280018, 420027, 560036, 840054, 1260081, 1680108, 2520162, 3780243, 5040324, 7560486, 15120972]

約数ペア:

[(1, 15120972), (2, 7560486), (3, 5040324), (4, 3780243), (6, 2520162), (9, 1680108), (12, 1260081), (18, 840054), (27, 560036), (36, 420027), (54, 280018), (108, 140009)]