64677285

素因数分解:

$3^4\times 5^1\times {\mathrm{159697}}^1$

素因数の和:159714

約数の個数: 20

約数和(自身を含む): 115940748

約数和(自身を除く): 51263463

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 159697, 479091, 798485, 1437273, 2395455, 4311819, 7186365, 12935457, 21559095, 64677285]

約数ペア:

[(1, 64677285), (3, 21559095), (5, 12935457), (9, 7186365), (15, 4311819), (27, 2395455), (45, 1437273), (81, 798485), (135, 479091), (405, 159697)]