664772805

素因数分解:

$3^3\times 5^1\times {\mathrm{4924243}}^1$

素因数の和:4924257

約数の個数: 16

約数和(自身を含む): 1181818560

約数和(自身を除く): 517045755

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 4924243, 14772729, 24621215, 44318187, 73863645, 132954561, 221590935, 664772805]

約数ペア:

[(1, 664772805), (3, 221590935), (5, 132954561), (9, 73863645), (15, 44318187), (27, 24621215), (45, 14772729), (135, 4924243)]