213899478

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{10427}}^1$

素因数の和:10708

約数の個数: 32

約数和(自身を含む): 462502656

約数和(自身を除く): 248603178

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 263, 526, 789, 1578, 3419, 6838, 10257, 10427, 20514, 20854, 31281, 62562, 135551, 271102, 406653, 813306, 2742301, 5484602, 8226903, 16453806, 35649913, 71299826, 106949739, 213899478]

約数ペア:

[(1, 213899478), (2, 106949739), (3, 71299826), (6, 35649913), (13, 16453806), (26, 8226903), (39, 5484602), (78, 2742301), (263, 813306), (526, 406653), (789, 271102), (1578, 135551), (3419, 62562), (6838, 31281), (10257, 20854), (10427, 20514)]