1555323666

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19940047}}^1$

素因数の和:19940065

約数の個数: 16

約数和(自身を含む): 3349928064

約数和(自身を除く): 1794604398

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 19940047, 39880094, 59820141, 119640282, 259220611, 518441222, 777661833, 1555323666]

約数ペア:

[(1, 1555323666), (2, 777661833), (3, 518441222), (6, 259220611), (13, 119640282), (26, 59820141), (39, 39880094), (78, 19940047)]