71784465

素因数分解:

$3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{34429}}^1$

素因数の和:34576

約数の個数: 16

約数和(自身を含む): 115684800

約数和(自身を除く): 43900335

約数列:

[1, 3, 5, 15, 139, 417, 695, 2085, 34429, 103287, 172145, 516435, 4785631, 14356893, 23928155, 71784465]

約数ペア:

[(1, 71784465), (3, 23928155), (5, 14356893), (15, 4785631), (139, 516435), (417, 172145), (695, 103287), (2085, 34429)]