212912445

素因数分解:

$3^1\times 5^1\times {\mathrm{179}}^2\times {\mathrm{443}}^1$

素因数の和:809

約数の個数: 24

約数和(自身を含む): 343346976

約数和(自身を除く): 130434531

約数列:

[1, 3, 5, 15, 179, 443, 537, 895, 1329, 2215, 2685, 6645, 32041, 79297, 96123, 160205, 237891, 396485, 480615, 1189455, 14194163, 42582489, 70970815, 212912445]

約数ペア:

[(1, 212912445), (3, 70970815), (5, 42582489), (15, 14194163), (179, 1189455), (443, 480615), (537, 396485), (895, 237891), (1329, 160205), (2215, 96123), (2685, 79297), (6645, 32041)]