12642825

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{12967}}^1$

素因数の和:12993

約数の個数: 24

約数和(自身を含む): 22512448

約数和(自身を除く): 9869623

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 195, 325, 975, 12967, 38901, 64835, 168571, 194505, 324175, 505713, 842855, 972525, 2528565, 4214275, 12642825]

約数ペア:

[(1, 12642825), (3, 4214275), (5, 2528565), (13, 972525), (15, 842855), (25, 505713), (39, 324175), (65, 194505), (75, 168571), (195, 64835), (325, 38901), (975, 12967)]