139406488

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{1340447}}^1$

素因数の和:1340466

約数の個数: 16

約数和(自身を含む): 281494080

約数和(自身を除く): 142087592

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 1340447, 2680894, 5361788, 10723576, 17425811, 34851622, 69703244, 139406488]

約数ペア:

[(1, 139406488), (2, 69703244), (4, 34851622), (8, 17425811), (13, 10723576), (26, 5361788), (52, 2680894), (104, 1340447)]