15321243

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31721}}^1$

素因数の和:31754

約数の個数: 16

約数和(自身を含む): 24362496

約数和(自身を除く): 9041253

約数列:

[1, 3, 7, 21, 23, 69, 161, 483, 31721, 95163, 222047, 666141, 729583, 2188749, 5107081, 15321243]

約数ペア:

[(1, 15321243), (3, 5107081), (7, 2188749), (21, 729583), (23, 666141), (69, 222047), (161, 95163), (483, 31721)]