678490072

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{6523943}}^1$

素因数の和:6523962

約数の個数: 16

約数和(自身を含む): 1370028240

約数和(自身を除く): 691538168

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 6523943, 13047886, 26095772, 52191544, 84811259, 169622518, 339245036, 678490072]

約数ペア:

[(1, 678490072), (2, 339245036), (4, 169622518), (8, 84811259), (13, 52191544), (26, 26095772), (52, 13047886), (104, 6523943)]