28306494

素因数分解:

$2^1\times 3^2\times {\mathrm{29}}^1\times {\mathrm{211}}^1\times {\mathrm{257}}^1$

素因数の和:505

約数の個数: 48

約数和(自身を含む): 63994320

約数和(自身を除く): 35687826

約数列:

[1, 2, 3, 6, 9, 18, 29, 58, 87, 174, 211, 257, 261, 422, 514, 522, 633, 771, 1266, 1542, 1899, 2313, 3798, 4626, 6119, 7453, 12238, 14906, 18357, 22359, 36714, 44718, 54227, 55071, 67077, 108454, 110142, 134154, 162681, 325362, 488043, 976086, 1572583, 3145166, 4717749, 9435498, 14153247, 28306494]

約数ペア:

[(1, 28306494), (2, 14153247), (3, 9435498), (6, 4717749), (9, 3145166), (18, 1572583), (29, 976086), (58, 488043), (87, 325362), (174, 162681), (211, 134154), (257, 110142), (261, 108454), (422, 67077), (514, 55071), (522, 54227), (633, 44718), (771, 36714), (1266, 22359), (1542, 18357), (1899, 14906), (2313, 12238), (3798, 7453), (4626, 6119)]