678907984

素因数分解:

$2^4\times {\mathrm{7307}}^1\times {\mathrm{5807}}^1$

素因数の和:13122

約数の個数: 20

約数和(自身を含む): 1315790784

約数和(自身を除く): 636882800

約数列:

[1, 2, 4, 8, 16, 5807, 7307, 11614, 14614, 23228, 29228, 46456, 58456, 92912, 116912, 42431749, 84863498, 169726996, 339453992, 678907984]

約数ペア:

[(1, 678907984), (2, 339453992), (4, 169726996), (8, 84863498), (16, 42431749), (5807, 116912), (7307, 92912), (11614, 58456), (14614, 46456), (23228, 29228)]