2981027025

素因数分解:

$3^2\times 5^2\times {\mathrm{13249009}}^1$

素因数の和:13249025

約数の個数: 18

約数和(自身を含む): 5339351030

約数和(自身を除く): 2358324005

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 13249009, 39747027, 66245045, 119241081, 198735135, 331225225, 596205405, 993675675, 2981027025]

約数ペア:

[(1, 2981027025), (3, 993675675), (5, 596205405), (9, 331225225), (15, 198735135), (25, 119241081), (45, 66245045), (75, 39747027), (225, 13249009)]