12507195

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{19391}}^1$

素因数の和:19442

約数の個数: 16

約数和(自身を含む): 20477952

約数和(自身を除く): 7970757

約数列:

[1, 3, 5, 15, 43, 129, 215, 645, 19391, 58173, 96955, 290865, 833813, 2501439, 4169065, 12507195]

約数ペア:

[(1, 12507195), (3, 4169065), (5, 2501439), (15, 833813), (43, 290865), (129, 96955), (215, 58173), (645, 19391)]