68579805

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{4007}}^1$

素因数の和:4185

約数の個数: 32

約数和(自身を含む): 126203904

約数和(自身を除く): 57624099

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 163, 489, 815, 1141, 2445, 3423, 4007, 5705, 12021, 17115, 20035, 28049, 60105, 84147, 140245, 420735, 653141, 1959423, 3265705, 4571987, 9797115, 13715961, 22859935, 68579805]

約数ペア:

[(1, 68579805), (3, 22859935), (5, 13715961), (7, 9797115), (15, 4571987), (21, 3265705), (35, 1959423), (105, 653141), (163, 420735), (489, 140245), (815, 84147), (1141, 60105), (2445, 28049), (3423, 20035), (4007, 17115), (5705, 12021)]