66989205

素因数分解:

$3^2\times 5^1\times {\mathrm{439}}^1\times {\mathrm{3391}}^1$

素因数の和:3841

約数の個数: 24

約数和(自身を含む): 116413440

約数和(自身を除く): 49424235

約数列:

[1, 3, 5, 9, 15, 45, 439, 1317, 2195, 3391, 3951, 6585, 10173, 16955, 19755, 30519, 50865, 152595, 1488649, 4465947, 7443245, 13397841, 22329735, 66989205]

約数ペア:

[(1, 66989205), (3, 22329735), (5, 13397841), (9, 7443245), (15, 4465947), (45, 1488649), (439, 152595), (1317, 50865), (2195, 30519), (3391, 19755), (3951, 16955), (6585, 10173)]