890994819

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{149}}^1\times {\mathrm{263}}^1$

素因数の和:492

約数の個数: 64

約数和(自身を含む): 1437004800

約数和(自身を除く): 546009981

約数列:

[1, 3, 11, 13, 33, 39, 53, 143, 149, 159, 263, 429, 447, 583, 689, 789, 1639, 1749, 1937, 2067, 2893, 3419, 4917, 5811, 7579, 7897, 8679, 10257, 13939, 21307, 22737, 23691, 37609, 39187, 41817, 63921, 86867, 102661, 112827, 117561, 153329, 181207, 260601, 307983, 431057, 459987, 509431, 543621, 1129271, 1293171, 1528293, 1993277, 2076911, 3387813, 5603741, 5979831, 6230733, 16811223, 22846021, 26999843, 68538063, 80999529, 296998273, 890994819]

約数ペア:

[(1, 890994819), (3, 296998273), (11, 80999529), (13, 68538063), (33, 26999843), (39, 22846021), (53, 16811223), (143, 6230733), (149, 5979831), (159, 5603741), (263, 3387813), (429, 2076911), (447, 1993277), (583, 1528293), (689, 1293171), (789, 1129271), (1639, 543621), (1749, 509431), (1937, 459987), (2067, 431057), (2893, 307983), (3419, 260601), (4917, 181207), (5811, 153329), (7579, 117561), (7897, 112827), (8679, 102661), (10257, 86867), (13939, 63921), (21307, 41817), (22737, 39187), (23691, 37609)]