13227921

素因数分解:

$3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{179}}^1$

素因数の和:235

約数の個数: 64

約数和(自身を含む): 24883200

約数和(自身を除く): 11655279

約数列:

[1, 3, 7, 9, 17, 21, 23, 27, 51, 63, 69, 119, 153, 161, 179, 189, 207, 357, 391, 459, 483, 537, 621, 1071, 1173, 1253, 1449, 1611, 2737, 3043, 3213, 3519, 3759, 4117, 4347, 4833, 8211, 9129, 10557, 11277, 12351, 21301, 24633, 27387, 28819, 33831, 37053, 63903, 69989, 73899, 82161, 86457, 111159, 191709, 209967, 259371, 489923, 575127, 629901, 778113, 1469769, 1889703, 4409307, 13227921]

約数ペア:

[(1, 13227921), (3, 4409307), (7, 1889703), (9, 1469769), (17, 778113), (21, 629901), (23, 575127), (27, 489923), (51, 259371), (63, 209967), (69, 191709), (119, 111159), (153, 86457), (161, 82161), (179, 73899), (189, 69989), (207, 63903), (357, 37053), (391, 33831), (459, 28819), (483, 27387), (537, 24633), (621, 21301), (1071, 12351), (1173, 11277), (1253, 10557), (1449, 9129), (1611, 8211), (2737, 4833), (3043, 4347), (3213, 4117), (3519, 3759)]