64829295

素因数分解:

$3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{20879}}^1$

素因数の和:20916

約数の個数: 32

約数和(自身を含む): 120268800

約数和(自身を除く): 55439505

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 115, 135, 207, 345, 621, 1035, 3105, 20879, 62637, 104395, 187911, 313185, 480217, 563733, 939555, 1440651, 2401085, 2818665, 4321953, 7203255, 12965859, 21609765, 64829295]

約数ペア:

[(1, 64829295), (3, 21609765), (5, 12965859), (9, 7203255), (15, 4321953), (23, 2818665), (27, 2401085), (45, 1440651), (69, 939555), (115, 563733), (135, 480217), (207, 313185), (345, 187911), (621, 104395), (1035, 62637), (3105, 20879)]