66746615

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{643}}^1\times {\mathrm{1597}}^1$

素因数の和:2258

約数の個数: 16

約数和(自身を含む): 86445408

約数和(自身を除く): 19698793

約数列:

[1, 5, 13, 65, 643, 1597, 3215, 7985, 8359, 20761, 41795, 103805, 1026871, 5134355, 13349323, 66746615]

約数ペア:

[(1, 66746615), (5, 13349323), (13, 5134355), (65, 1026871), (643, 103805), (1597, 41795), (3215, 20761), (7985, 8359)]