215560323

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{263}}^1\times {\mathrm{487}}^1$

素因数の和:784

約数の個数: 48

約数和(自身を含む): 361760256

約数和(自身を除く): 146199933

約数列:

[1, 3, 9, 11, 17, 33, 51, 99, 153, 187, 263, 487, 561, 789, 1461, 1683, 2367, 2893, 4383, 4471, 5357, 8279, 8679, 13413, 16071, 24837, 26037, 40239, 48213, 49181, 74511, 91069, 128081, 147543, 273207, 384243, 442629, 819621, 1152729, 1408891, 2177377, 4226673, 6532131, 12680019, 19596393, 23951147, 71853441, 215560323]

約数ペア:

[(1, 215560323), (3, 71853441), (9, 23951147), (11, 19596393), (17, 12680019), (33, 6532131), (51, 4226673), (99, 2177377), (153, 1408891), (187, 1152729), (263, 819621), (487, 442629), (561, 384243), (789, 273207), (1461, 147543), (1683, 128081), (2367, 91069), (2893, 74511), (4383, 49181), (4471, 48213), (5357, 40239), (8279, 26037), (8679, 24837), (13413, 16071)]