73915983

素因数分解:

$3^5\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{617}}^1$

素因数の和:678

約数の個数: 48

約数和(自身を含む): 121474080

約数和(自身を除く): 47558097

約数列:

[1, 3, 9, 17, 27, 29, 51, 81, 87, 153, 243, 261, 459, 493, 617, 783, 1377, 1479, 1851, 2349, 4131, 4437, 5553, 7047, 10489, 13311, 16659, 17893, 31467, 39933, 49977, 53679, 94401, 119799, 149931, 161037, 283203, 304181, 483111, 849609, 912543, 1449333, 2548827, 2737629, 4347999, 8212887, 24638661, 73915983]

約数ペア:

[(1, 73915983), (3, 24638661), (9, 8212887), (17, 4347999), (27, 2737629), (29, 2548827), (51, 1449333), (81, 912543), (87, 849609), (153, 483111), (243, 304181), (261, 283203), (459, 161037), (493, 149931), (617, 119799), (783, 94401), (1377, 53679), (1479, 49977), (1851, 39933), (2349, 31467), (4131, 17893), (4437, 16659), (5553, 13311), (7047, 10489)]