397380249

素因数分解:

$3^4\times 7^3\times {\mathrm{14303}}^1$

素因数の和:14336

約数の個数: 40

約数和(自身を含む): 692313600

約数和(自身を除く): 294933351

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 343, 441, 567, 1029, 1323, 3087, 3969, 9261, 14303, 27783, 42909, 100121, 128727, 300363, 386181, 700847, 901089, 1158543, 2102541, 2703267, 4905929, 6307623, 8109801, 14717787, 18922869, 44153361, 56768607, 132460083, 397380249]

約数ペア:

[(1, 397380249), (3, 132460083), (7, 56768607), (9, 44153361), (21, 18922869), (27, 14717787), (49, 8109801), (63, 6307623), (81, 4905929), (147, 2703267), (189, 2102541), (343, 1158543), (441, 901089), (567, 700847), (1029, 386181), (1323, 300363), (3087, 128727), (3969, 100121), (9261, 42909), (14303, 27783)]