64331415

素因数分解:

$3^4\times 5^1\times {\mathrm{158843}}^1$

素因数の和:158860

約数の個数: 20

約数和(自身を含む): 115320744

約数和(自身を除く): 50989329

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 158843, 476529, 794215, 1429587, 2382645, 4288761, 7147935, 12866283, 21443805, 64331415]

約数ペア:

[(1, 64331415), (3, 21443805), (5, 12866283), (9, 7147935), (15, 4288761), (27, 2382645), (45, 1429587), (81, 794215), (135, 476529), (405, 158843)]