18125475

素因数分解:

$3^1\times 5^2\times {\mathrm{383}}^1\times {\mathrm{631}}^1$

素因数の和:1027

約数の個数: 24

約数和(自身を含む): 30093312

約数和(自身を除く): 11967837

約数列:

[1, 3, 5, 15, 25, 75, 383, 631, 1149, 1893, 1915, 3155, 5745, 9465, 9575, 15775, 28725, 47325, 241673, 725019, 1208365, 3625095, 6041825, 18125475]

約数ペア:

[(1, 18125475), (3, 6041825), (5, 3625095), (15, 1208365), (25, 725019), (75, 241673), (383, 47325), (631, 28725), (1149, 15775), (1893, 9575), (1915, 9465), (3155, 5745)]