128115

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1$

素因数の和:100

約数の個数: 32

約数和(自身を含む): 248640

約数和(自身を除く): 120525

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 73, 117, 135, 195, 219, 351, 365, 585, 657, 949, 1095, 1755, 1971, 2847, 3285, 4745, 8541, 9855, 14235, 25623, 42705, 128115]

約数ペア:

[(1, 128115), (3, 42705), (5, 25623), (9, 14235), (13, 9855), (15, 8541), (27, 4745), (39, 3285), (45, 2847), (65, 1971), (73, 1755), (117, 1095), (135, 949), (195, 657), (219, 585), (351, 365)]