12719985

素因数分解:

$3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{8233}}^1$

素因数の和:8344

約数の個数: 16

約数和(自身を含む): 20552064

約数和(自身を除く): 7832079

約数列:

[1, 3, 5, 15, 103, 309, 515, 1545, 8233, 24699, 41165, 123495, 847999, 2543997, 4239995, 12719985]

約数ペア:

[(1, 12719985), (3, 4239995), (5, 2543997), (15, 847999), (103, 123495), (309, 41165), (515, 24699), (1545, 8233)]