25338663

素因数分解:

$3^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1$

素因数の和:138

約数の個数: 80

約数和(自身を含む): 47393280

約数和(自身を除く): 22054617

約数列:

[1, 3, 7, 9, 21, 23, 27, 29, 63, 67, 69, 81, 87, 161, 189, 201, 203, 207, 261, 469, 483, 567, 603, 609, 621, 667, 783, 1407, 1449, 1541, 1809, 1827, 1863, 1943, 2001, 2349, 4221, 4347, 4623, 4669, 5427, 5481, 5829, 6003, 10787, 12663, 13041, 13601, 13869, 14007, 16443, 17487, 18009, 32361, 37989, 40803, 41607, 42021, 44689, 52461, 54027, 97083, 122409, 124821, 126063, 134067, 157383, 291249, 312823, 367227, 378189, 402201, 873747, 938469, 1101681, 1206603, 2815407, 3619809, 8446221, 25338663]

約数ペア:

[(1, 25338663), (3, 8446221), (7, 3619809), (9, 2815407), (21, 1206603), (23, 1101681), (27, 938469), (29, 873747), (63, 402201), (67, 378189), (69, 367227), (81, 312823), (87, 291249), (161, 157383), (189, 134067), (201, 126063), (203, 124821), (207, 122409), (261, 97083), (469, 54027), (483, 52461), (567, 44689), (603, 42021), (609, 41607), (621, 40803), (667, 37989), (783, 32361), (1407, 18009), (1449, 17487), (1541, 16443), (1809, 14007), (1827, 13869), (1863, 13601), (1943, 13041), (2001, 12663), (2349, 10787), (4221, 6003), (4347, 5829), (4623, 5481), (4669, 5427)]