388956195

素因数分解:

$3^3\times 5^1\times {\mathrm{439}}^1\times {\mathrm{6563}}^1$

素因数の和:7016

約数の個数: 32

約数和(自身を含む): 693158400

約数和(自身を除く): 304202205

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 439, 1317, 2195, 3951, 6563, 6585, 11853, 19689, 19755, 32815, 59067, 59265, 98445, 177201, 295335, 886005, 2881157, 8643471, 14405785, 25930413, 43217355, 77791239, 129652065, 388956195]

約数ペア:

[(1, 388956195), (3, 129652065), (5, 77791239), (9, 43217355), (15, 25930413), (27, 14405785), (45, 8643471), (135, 2881157), (439, 886005), (1317, 295335), (2195, 177201), (3951, 98445), (6563, 59265), (6585, 59067), (11853, 32815), (19689, 19755)]