31330725

素因数分解:

$3^1\times 5^2\times {\mathrm{419}}^1\times {\mathrm{997}}^1$

素因数の和:1429

約数の個数: 24

約数和(自身を含む): 51975840

約数和(自身を除く): 20645115

約数列:

[1, 3, 5, 15, 25, 75, 419, 997, 1257, 2095, 2991, 4985, 6285, 10475, 14955, 24925, 31425, 74775, 417743, 1253229, 2088715, 6266145, 10443575, 31330725]

約数ペア:

[(1, 31330725), (3, 10443575), (5, 6266145), (15, 2088715), (25, 1253229), (75, 417743), (419, 74775), (997, 31425), (1257, 24925), (2095, 14955), (2991, 10475), (4985, 6285)]