2808078

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1$

素因数の和:201

約数の個数: 64

約数和(自身を含む): 7150080

約数和(自身を除く): 4342002

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 37, 39, 42, 74, 78, 91, 111, 139, 182, 222, 259, 273, 278, 417, 481, 518, 546, 777, 834, 962, 973, 1443, 1554, 1807, 1946, 2886, 2919, 3367, 3614, 5143, 5421, 5838, 6734, 10101, 10286, 10842, 12649, 15429, 20202, 25298, 30858, 36001, 37947, 66859, 72002, 75894, 108003, 133718, 200577, 216006, 401154, 468013, 936026, 1404039, 2808078]

約数ペア:

[(1, 2808078), (2, 1404039), (3, 936026), (6, 468013), (7, 401154), (13, 216006), (14, 200577), (21, 133718), (26, 108003), (37, 75894), (39, 72002), (42, 66859), (74, 37947), (78, 36001), (91, 30858), (111, 25298), (139, 20202), (182, 15429), (222, 12649), (259, 10842), (273, 10286), (278, 10101), (417, 6734), (481, 5838), (518, 5421), (546, 5143), (777, 3614), (834, 3367), (962, 2919), (973, 2886), (1443, 1946), (1554, 1807)]