8446221

素因数分解:

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

素因数の和:135

約数の個数: 64

約数和(自身を含む): 15667200

約数和(自身を除く): 7220979

約数列:

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

約数ペア:

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