28994763

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1\times {\mathrm{239}}^1$

素因数の和:411

約数の個数: 32

約数和(自身を含む): 45619200

約数和(自身を除く): 16624437

約数列:

[1, 3, 7, 21, 53, 109, 159, 239, 327, 371, 717, 763, 1113, 1673, 2289, 5019, 5777, 12667, 17331, 26051, 38001, 40439, 78153, 88669, 121317, 182357, 266007, 547071, 1380703, 4142109, 9664921, 28994763]

約数ペア:

[(1, 28994763), (3, 9664921), (7, 4142109), (21, 1380703), (53, 547071), (109, 266007), (159, 182357), (239, 121317), (327, 88669), (371, 78153), (717, 40439), (763, 38001), (1113, 26051), (1673, 17331), (2289, 12667), (5019, 5777)]