71854257

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{2557}}^1$

素因数の和:2625

約数の個数: 32

約数和(自身を含む): 110505600

約数和(自身を除く): 38651343

約数列:

[1, 3, 17, 19, 29, 51, 57, 87, 323, 493, 551, 969, 1479, 1653, 2557, 7671, 9367, 28101, 43469, 48583, 74153, 130407, 145749, 222459, 825911, 1260601, 1408907, 2477733, 3781803, 4226721, 23951419, 71854257]

約数ペア:

[(1, 71854257), (3, 23951419), (17, 4226721), (19, 3781803), (29, 2477733), (51, 1408907), (57, 1260601), (87, 825911), (323, 222459), (493, 145749), (551, 130407), (969, 74153), (1479, 48583), (1653, 43469), (2557, 28101), (7671, 9367)]