12986955

素因数分解:

$3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{7039}}^1$

素因数の和:7091

約数の個数: 24

約数和(自身を含む): 23063040

約数和(自身を除く): 10076085

約数列:

[1, 3, 5, 9, 15, 41, 45, 123, 205, 369, 615, 1845, 7039, 21117, 35195, 63351, 105585, 288599, 316755, 865797, 1442995, 2597391, 4328985, 12986955]

約数ペア:

[(1, 12986955), (3, 4328985), (5, 2597391), (9, 1442995), (15, 865797), (41, 316755), (45, 288599), (123, 105585), (205, 63351), (369, 35195), (615, 21117), (1845, 7039)]