15278739

素因数分解:

$3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{4519}}^1$

素因数の和:4559

約数の個数: 24

約数和(自身を含む): 24733440

約数和(自身を除く): 9454701

約数列:

[1, 3, 7, 21, 23, 49, 69, 147, 161, 483, 1127, 3381, 4519, 13557, 31633, 94899, 103937, 221431, 311811, 664293, 727559, 2182677, 5092913, 15278739]

約数ペア:

[(1, 15278739), (3, 5092913), (7, 2182677), (21, 727559), (23, 664293), (49, 311811), (69, 221431), (147, 103937), (161, 94899), (483, 31633), (1127, 13557), (3381, 4519)]