81296541

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{653}}^1$

素因数の和:747

約数の個数: 40

約数和(自身を含む): 128197080

約数和(自身を除く): 46900539

約数列:

[1, 3, 9, 27, 29, 53, 81, 87, 159, 261, 477, 653, 783, 1431, 1537, 1959, 2349, 4293, 4611, 5877, 13833, 17631, 18937, 34609, 41499, 52893, 56811, 103827, 124497, 170433, 311481, 511299, 934443, 1003661, 1533897, 2803329, 3010983, 9032949, 27098847, 81296541]

約数ペア:

[(1, 81296541), (3, 27098847), (9, 9032949), (27, 3010983), (29, 2803329), (53, 1533897), (81, 1003661), (87, 934443), (159, 511299), (261, 311481), (477, 170433), (653, 124497), (783, 103827), (1431, 56811), (1537, 52893), (1959, 41499), (2349, 34609), (4293, 18937), (4611, 17631), (5877, 13833)]