15425247

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{521}}^1$

素因数の和:734

約数の個数: 16

約数和(自身を含む): 21047040

約数和(自身を除く): 5621793

約数列:

[1, 3, 71, 139, 213, 417, 521, 1563, 9869, 29607, 36991, 72419, 110973, 217257, 5141749, 15425247]

約数ペア:

[(1, 15425247), (3, 5141749), (71, 217257), (139, 110973), (213, 72419), (417, 36991), (521, 29607), (1563, 9869)]