78778878

素因数分解:

$2^1\times 3^1\times {\mathrm{109}}^1\times {\mathrm{163}}^1\times {\mathrm{739}}^1$

素因数の和:1016

約数の個数: 32

約数和(自身を含む): 160195200

約数和(自身を除く): 81416322

約数列:

[1, 2, 3, 6, 109, 163, 218, 326, 327, 489, 654, 739, 978, 1478, 2217, 4434, 17767, 35534, 53301, 80551, 106602, 120457, 161102, 240914, 241653, 361371, 483306, 722742, 13129813, 26259626, 39389439, 78778878]

約数ペア:

[(1, 78778878), (2, 39389439), (3, 26259626), (6, 13129813), (109, 722742), (163, 483306), (218, 361371), (326, 241653), (327, 240914), (489, 161102), (654, 120457), (739, 106602), (978, 80551), (1478, 53301), (2217, 35534), (4434, 17767)]