87900687

素因数分解:

$3^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{277}}^1$

素因数の和:389

約数の個数: 64

約数和(自身を含む): 157992960

約数和(自身を除く): 70092273

約数列:

[1, 3, 7, 9, 21, 23, 27, 63, 69, 73, 161, 189, 207, 219, 277, 483, 511, 621, 657, 831, 1449, 1533, 1679, 1939, 1971, 2493, 4347, 4599, 5037, 5817, 6371, 7479, 11753, 13797, 15111, 17451, 19113, 20221, 35259, 44597, 45333, 52353, 57339, 60663, 105777, 133791, 141547, 172017, 181989, 317331, 401373, 424641, 465083, 545967, 1204119, 1273923, 1395249, 3255581, 3821769, 4185747, 9766743, 12557241, 29300229, 87900687]

約数ペア:

[(1, 87900687), (3, 29300229), (7, 12557241), (9, 9766743), (21, 4185747), (23, 3821769), (27, 3255581), (63, 1395249), (69, 1273923), (73, 1204119), (161, 545967), (189, 465083), (207, 424641), (219, 401373), (277, 317331), (483, 181989), (511, 172017), (621, 141547), (657, 133791), (831, 105777), (1449, 60663), (1533, 57339), (1679, 52353), (1939, 45333), (1971, 44597), (2493, 35259), (4347, 20221), (4599, 19113), (5037, 17451), (5817, 15111), (6371, 13797), (7479, 11753)]