27931635

素因数分解:

$3^6\times 5^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1$

素因数の和:199

約数の個数: 56

約数和(自身を含む): 51414720

約数和(自身を除く): 23483085

約数列:

[1, 3, 5, 9, 15, 27, 45, 79, 81, 97, 135, 237, 243, 291, 395, 405, 485, 711, 729, 873, 1185, 1215, 1455, 2133, 2619, 3555, 3645, 4365, 6399, 7663, 7857, 10665, 13095, 19197, 22989, 23571, 31995, 38315, 39285, 57591, 68967, 70713, 95985, 114945, 117855, 206901, 287955, 344835, 353565, 620703, 1034505, 1862109, 3103515, 5586327, 9310545, 27931635]

約数ペア:

[(1, 27931635), (3, 9310545), (5, 5586327), (9, 3103515), (15, 1862109), (27, 1034505), (45, 620703), (79, 353565), (81, 344835), (97, 287955), (135, 206901), (237, 117855), (243, 114945), (291, 95985), (395, 70713), (405, 68967), (485, 57591), (711, 39285), (729, 38315), (873, 31995), (1185, 23571), (1215, 22989), (1455, 19197), (2133, 13095), (2619, 10665), (3555, 7857), (3645, 7663), (4365, 6399)]