71497986

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{331}}^1$

素因数の和:519

約数の個数: 64

約数和(自身を含む): 169559040

約数和(自身を除く): 98061054

約数列:

[1, 2, 3, 6, 7, 14, 21, 37, 42, 74, 111, 139, 222, 259, 278, 331, 417, 518, 662, 777, 834, 973, 993, 1554, 1946, 1986, 2317, 2919, 4634, 5143, 5838, 6951, 10286, 12247, 13902, 15429, 24494, 30858, 36001, 36741, 46009, 72002, 73482, 85729, 92018, 108003, 138027, 171458, 216006, 257187, 276054, 322063, 514374, 644126, 966189, 1702333, 1932378, 3404666, 5106999, 10213998, 11916331, 23832662, 35748993, 71497986]

約数ペア:

[(1, 71497986), (2, 35748993), (3, 23832662), (6, 11916331), (7, 10213998), (14, 5106999), (21, 3404666), (37, 1932378), (42, 1702333), (74, 966189), (111, 644126), (139, 514374), (222, 322063), (259, 276054), (278, 257187), (331, 216006), (417, 171458), (518, 138027), (662, 108003), (777, 92018), (834, 85729), (973, 73482), (993, 72002), (1554, 46009), (1946, 36741), (1986, 36001), (2317, 30858), (2919, 24494), (4634, 15429), (5143, 13902), (5838, 12247), (6951, 10286)]