1331509825

素因数分解:

$5^2\times {\mathrm{263}}^1\times {\mathrm{313}}^1\times {\mathrm{647}}^1$

素因数の和:1233

約数の個数: 24

約数和(自身を含む): 1665214848

約数和(自身を除く): 333705023

約数列:

[1, 5, 25, 263, 313, 647, 1315, 1565, 3235, 6575, 7825, 16175, 82319, 170161, 202511, 411595, 850805, 1012555, 2057975, 4254025, 5062775, 53260393, 266301965, 1331509825]

約数ペア:

[(1, 1331509825), (5, 266301965), (25, 53260393), (263, 5062775), (313, 4254025), (647, 2057975), (1315, 1012555), (1565, 850805), (3235, 411595), (6575, 202511), (7825, 170161), (16175, 82319)]