389664444

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{2497849}}^1$

素因数の和:2497869

約数の個数: 24

約数和(自身を含む): 979157200

約数和(自身を除く): 589492756

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 2497849, 4995698, 7493547, 9991396, 14987094, 29974188, 32472037, 64944074, 97416111, 129888148, 194832222, 389664444]

約数ペア:

[(1, 389664444), (2, 194832222), (3, 129888148), (4, 97416111), (6, 64944074), (12, 32472037), (13, 29974188), (26, 14987094), (39, 9991396), (52, 7493547), (78, 4995698), (156, 2497849)]