138477390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{263}}^1\times {\mathrm{17551}}^1$

素因数の和:17824

約数の個数: 32

約数和(自身を含む): 333628416

約数和(自身を除く): 195151026

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 263, 526, 789, 1315, 1578, 2630, 3945, 7890, 17551, 35102, 52653, 87755, 105306, 175510, 263265, 526530, 4615913, 9231826, 13847739, 23079565, 27695478, 46159130, 69238695, 138477390]

約数ペア:

[(1, 138477390), (2, 69238695), (3, 46159130), (5, 27695478), (6, 23079565), (10, 13847739), (15, 9231826), (30, 4615913), (263, 526530), (526, 263265), (789, 175510), (1315, 105306), (1578, 87755), (2630, 52653), (3945, 35102), (7890, 17551)]