15940449

素因数分解:

$3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{193}}^1$

素因数の和:251

約数の個数: 64

約数和(自身を含む): 29798400

約数和(自身を除く): 13857951

約数列:

[1, 3, 7, 9, 19, 21, 23, 27, 57, 63, 69, 133, 161, 171, 189, 193, 207, 399, 437, 483, 513, 579, 621, 1197, 1311, 1351, 1449, 1737, 3059, 3591, 3667, 3933, 4053, 4347, 4439, 5211, 9177, 11001, 11799, 12159, 13317, 25669, 27531, 31073, 33003, 36477, 39951, 77007, 82593, 84341, 93219, 99009, 119853, 231021, 253023, 279657, 590387, 693063, 759069, 838971, 1771161, 2277207, 5313483, 15940449]

約数ペア:

[(1, 15940449), (3, 5313483), (7, 2277207), (9, 1771161), (19, 838971), (21, 759069), (23, 693063), (27, 590387), (57, 279657), (63, 253023), (69, 231021), (133, 119853), (161, 99009), (171, 93219), (189, 84341), (193, 82593), (207, 77007), (399, 39951), (437, 36477), (483, 33003), (513, 31073), (579, 27531), (621, 25669), (1197, 13317), (1311, 12159), (1351, 11799), (1449, 11001), (1737, 9177), (3059, 5211), (3591, 4439), (3667, 4347), (3933, 4053)]