28012086

素因数分解:

$2^1\times 3^2\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{521}}^1$

素因数の和:661

約数の個数: 48

約数和(自身を含む): 63516960

約数和(自身を除く): 35504874

約数列:

[1, 2, 3, 6, 9, 18, 29, 58, 87, 103, 174, 206, 261, 309, 521, 522, 618, 927, 1042, 1563, 1854, 2987, 3126, 4689, 5974, 8961, 9378, 15109, 17922, 26883, 30218, 45327, 53663, 53766, 90654, 107326, 135981, 160989, 271962, 321978, 482967, 965934, 1556227, 3112454, 4668681, 9337362, 14006043, 28012086]

約数ペア:

[(1, 28012086), (2, 14006043), (3, 9337362), (6, 4668681), (9, 3112454), (18, 1556227), (29, 965934), (58, 482967), (87, 321978), (103, 271962), (174, 160989), (206, 135981), (261, 107326), (309, 90654), (521, 53766), (522, 53663), (618, 45327), (927, 30218), (1042, 26883), (1563, 17922), (1854, 15109), (2987, 9378), (3126, 8961), (4689, 5974)]