428925

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1$

素因数の和:82

約数の個数: 48

約数和(自身を含む): 872960

約数和(自身を除く): 444035

約数列:

[1, 3, 5, 7, 15, 19, 21, 25, 35, 43, 57, 75, 95, 105, 129, 133, 175, 215, 285, 301, 399, 475, 525, 645, 665, 817, 903, 1075, 1425, 1505, 1995, 2451, 3225, 3325, 4085, 4515, 5719, 7525, 9975, 12255, 17157, 20425, 22575, 28595, 61275, 85785, 142975, 428925]

約数ペア:

[(1, 428925), (3, 142975), (5, 85785), (7, 61275), (15, 28595), (19, 22575), (21, 20425), (25, 17157), (35, 12255), (43, 9975), (57, 7525), (75, 5719), (95, 4515), (105, 4085), (129, 3325), (133, 3225), (175, 2451), (215, 1995), (285, 1505), (301, 1425), (399, 1075), (475, 903), (525, 817), (645, 665)]