38720295

素因数分解:

$3^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{3929}}^1$

素因数の和:4016

約数の個数: 32

約数和(自身を含む): 69796800

約数和(自身を除く): 31076505

約数列:

[1, 3, 5, 9, 15, 27, 45, 73, 135, 219, 365, 657, 1095, 1971, 3285, 3929, 9855, 11787, 19645, 35361, 58935, 106083, 176805, 286817, 530415, 860451, 1434085, 2581353, 4302255, 7744059, 12906765, 38720295]

約数ペア:

[(1, 38720295), (3, 12906765), (5, 7744059), (9, 4302255), (15, 2581353), (27, 1434085), (45, 860451), (73, 530415), (135, 286817), (219, 176805), (365, 106083), (657, 58935), (1095, 35361), (1971, 19645), (3285, 11787), (3929, 9855)]