268532721

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{337}}^1$

素因数の和:486

約数の個数: 48

約数和(自身を含む): 417605760

約数和(自身を除く): 149073039

約数列:

[1, 3, 9, 29, 43, 71, 87, 129, 213, 261, 337, 387, 639, 1011, 1247, 2059, 3033, 3053, 3741, 6177, 9159, 9773, 11223, 14491, 18531, 23927, 27477, 29319, 43473, 71781, 87957, 88537, 130419, 215343, 265611, 420239, 693883, 796833, 1028861, 1260717, 2081649, 3086583, 3782151, 6244947, 9259749, 29836969, 89510907, 268532721]

約数ペア:

[(1, 268532721), (3, 89510907), (9, 29836969), (29, 9259749), (43, 6244947), (71, 3782151), (87, 3086583), (129, 2081649), (213, 1260717), (261, 1028861), (337, 796833), (387, 693883), (639, 420239), (1011, 265611), (1247, 215343), (2059, 130419), (3033, 88537), (3053, 87957), (3741, 71781), (6177, 43473), (9159, 29319), (9773, 27477), (11223, 23927), (14491, 18531)]