87942819

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{613}}^1$

素因数の和:759

約数の個数: 32

約数和(自身を含む): 129971520

約数和(自身を除く): 42028701

約数列:

[1, 3, 17, 29, 51, 87, 97, 291, 493, 613, 1479, 1649, 1839, 2813, 4947, 8439, 10421, 17777, 31263, 47821, 53331, 59461, 143463, 178383, 302209, 906627, 1010837, 1724369, 3032511, 5173107, 29314273, 87942819]

約数ペア:

[(1, 87942819), (3, 29314273), (17, 5173107), (29, 3032511), (51, 1724369), (87, 1010837), (97, 906627), (291, 302209), (493, 178383), (613, 143463), (1479, 59461), (1649, 53331), (1839, 47821), (2813, 31263), (4947, 17777), (8439, 10421)]