66938105

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{21911}}^1$

素因数の和:21976

約数の個数: 16

約数和(自身を含む): 88349184

約数和(自身を除く): 21411079

約数列:

[1, 5, 13, 47, 65, 235, 611, 3055, 21911, 109555, 284843, 1029817, 1424215, 5149085, 13387621, 66938105]

約数ペア:

[(1, 66938105), (5, 13387621), (13, 5149085), (47, 1424215), (65, 1029817), (235, 284843), (611, 109555), (3055, 21911)]