78898192

素因数分解:

$2^4\times {\mathrm{397}}^1\times {\mathrm{12421}}^1$

素因数の和:12826

約数の個数: 20

約数和(自身を含む): 153262636

約数和(自身を除く): 74364444

約数列:

[1, 2, 4, 8, 16, 397, 794, 1588, 3176, 6352, 12421, 24842, 49684, 99368, 198736, 4931137, 9862274, 19724548, 39449096, 78898192]

約数ペア:

[(1, 78898192), (2, 39449096), (4, 19724548), (8, 9862274), (16, 4931137), (397, 198736), (794, 99368), (1588, 49684), (3176, 24842), (6352, 12421)]