4281025

素因数分解:

$5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1439}}^1$

素因数の和:1473

約数の個数: 24

約数和(自身を含む): 6428160

約数和(自身を除く): 2147135

約数列:

[1, 5, 7, 17, 25, 35, 85, 119, 175, 425, 595, 1439, 2975, 7195, 10073, 24463, 35975, 50365, 122315, 171241, 251825, 611575, 856205, 4281025]

約数ペア:

[(1, 4281025), (5, 856205), (7, 611575), (17, 251825), (25, 171241), (35, 122315), (85, 50365), (119, 35975), (175, 24463), (425, 10073), (595, 7195), (1439, 2975)]