68139135

素因数分解:

$3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1\times {\mathrm{241}}^1$

素因数の和:416

約数の個数: 48

約数和(自身を含む): 121712448

約数和(自身を除く): 53573313

約数列:

[1, 3, 5, 9, 15, 45, 61, 103, 183, 241, 305, 309, 515, 549, 723, 915, 927, 1205, 1545, 2169, 2745, 3615, 4635, 6283, 10845, 14701, 18849, 24823, 31415, 44103, 56547, 73505, 74469, 94245, 124115, 132309, 220515, 223407, 282735, 372345, 661545, 1117035, 1514203, 4542609, 7571015, 13627827, 22713045, 68139135]

約数ペア:

[(1, 68139135), (3, 22713045), (5, 13627827), (9, 7571015), (15, 4542609), (45, 1514203), (61, 1117035), (103, 661545), (183, 372345), (241, 282735), (305, 223407), (309, 220515), (515, 132309), (549, 124115), (723, 94245), (915, 74469), (927, 73505), (1205, 56547), (1545, 44103), (2169, 31415), (2745, 24823), (3615, 18849), (4635, 14701), (6283, 10845)]