78182415

素因数分解:

$3^4\times 5^1\times {\mathrm{193043}}^1$

素因数の和:193060

約数の個数: 20

約数和(自身を含む): 140149944

約数和(自身を除く): 61967529

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 193043, 579129, 965215, 1737387, 2895645, 5212161, 8686935, 15636483, 26060805, 78182415]

約数ペア:

[(1, 78182415), (3, 26060805), (5, 15636483), (9, 8686935), (15, 5212161), (27, 2895645), (45, 1737387), (81, 965215), (135, 579129), (405, 193043)]