19390125

素因数分解:

$3^1\times 5^3\times {\mathrm{29}}^1\times {\mathrm{1783}}^1$

素因数の和:1830

約数の個数: 32

約数和(自身を含む): 33396480

約数和(自身を除く): 14006355

約数列:

[1, 3, 5, 15, 25, 29, 75, 87, 125, 145, 375, 435, 725, 1783, 2175, 3625, 5349, 8915, 10875, 26745, 44575, 51707, 133725, 155121, 222875, 258535, 668625, 775605, 1292675, 3878025, 6463375, 19390125]

約数ペア:

[(1, 19390125), (3, 6463375), (5, 3878025), (15, 1292675), (25, 775605), (29, 668625), (75, 258535), (87, 222875), (125, 155121), (145, 133725), (375, 51707), (435, 44575), (725, 26745), (1783, 10875), (2175, 8915), (3625, 5349)]