13563207

素因数分解:

$3^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1259}}^1$

素因数の和:1297

約数の個数: 40

約数和(自身を含む): 24393600

約数和(自身を除く): 10830393

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 63, 81, 133, 171, 189, 399, 513, 567, 1197, 1259, 1539, 3591, 3777, 8813, 10773, 11331, 23921, 26439, 33993, 71763, 79317, 101979, 167447, 215289, 237951, 502341, 645867, 713853, 1507023, 1937601, 4521069, 13563207]

約数ペア:

[(1, 13563207), (3, 4521069), (7, 1937601), (9, 1507023), (19, 713853), (21, 645867), (27, 502341), (57, 237951), (63, 215289), (81, 167447), (133, 101979), (171, 79317), (189, 71763), (399, 33993), (513, 26439), (567, 23921), (1197, 11331), (1259, 10773), (1539, 8813), (3591, 3777)]