39985245

素因数分解:

$3^4\times 5^1\times {\mathrm{98729}}^1$

素因数の和:98746

約数の個数: 20

約数和(自身を含む): 71677980

約数和(自身を除く): 31692735

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 98729, 296187, 493645, 888561, 1480935, 2665683, 4442805, 7997049, 13328415, 39985245]

約数ペア:

[(1, 39985245), (3, 13328415), (5, 7997049), (9, 4442805), (15, 2665683), (27, 1480935), (45, 888561), (81, 493645), (135, 296187), (405, 98729)]