12969015

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{20107}}^1$

素因数の和:20158

約数の個数: 16

約数和(自身を含む): 21234048

約数和(自身を除く): 8265033

約数列:

[1, 3, 5, 15, 43, 129, 215, 645, 20107, 60321, 100535, 301605, 864601, 2593803, 4323005, 12969015]

約数ペア:

[(1, 12969015), (3, 4323005), (5, 2593803), (15, 864601), (43, 301605), (129, 100535), (215, 60321), (645, 20107)]