9781986

素因数分解:

$2^1\times 3^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{317}}^1$

素因数の和:498

約数の個数: 32

約数和(自身を含む): 20301120

約数和(自身を除く): 10519134

約数列:

[1, 2, 3, 6, 37, 74, 111, 139, 222, 278, 317, 417, 634, 834, 951, 1902, 5143, 10286, 11729, 15429, 23458, 30858, 35187, 44063, 70374, 88126, 132189, 264378, 1630331, 3260662, 4890993, 9781986]

約数ペア:

[(1, 9781986), (2, 4890993), (3, 3260662), (6, 1630331), (37, 264378), (74, 132189), (111, 88126), (139, 70374), (222, 44063), (278, 35187), (317, 30858), (417, 23458), (634, 15429), (834, 11729), (951, 10286), (1902, 5143)]