13555809

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{263}}^1$

素因数の和:378

約数の個数: 32

約数和(自身を含む): 21288960

約数和(自身を除く): 7733151

約数列:

[1, 3, 9, 23, 27, 69, 83, 207, 249, 263, 621, 747, 789, 1909, 2241, 2367, 5727, 6049, 7101, 17181, 18147, 21829, 51543, 54441, 65487, 163323, 196461, 502067, 589383, 1506201, 4518603, 13555809]

約数ペア:

[(1, 13555809), (3, 4518603), (9, 1506201), (23, 589383), (27, 502067), (69, 196461), (83, 163323), (207, 65487), (249, 54441), (263, 51543), (621, 21829), (747, 18147), (789, 17181), (1909, 7101), (2241, 6049), (2367, 5727)]