81867348

素因数分解:

$2^2\times 3^4\times {\mathrm{29}}^1\times {\mathrm{8713}}^1$

素因数の和:8758

約数の個数: 60

約数和(自身を含む): 221422740

約数和(自身を除く): 139555392

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 29, 36, 54, 58, 81, 87, 108, 116, 162, 174, 261, 324, 348, 522, 783, 1044, 1566, 2349, 3132, 4698, 8713, 9396, 17426, 26139, 34852, 52278, 78417, 104556, 156834, 235251, 252677, 313668, 470502, 505354, 705753, 758031, 941004, 1010708, 1411506, 1516062, 2274093, 2823012, 3032124, 4548186, 6822279, 9096372, 13644558, 20466837, 27289116, 40933674, 81867348]

約数ペア:

[(1, 81867348), (2, 40933674), (3, 27289116), (4, 20466837), (6, 13644558), (9, 9096372), (12, 6822279), (18, 4548186), (27, 3032124), (29, 2823012), (36, 2274093), (54, 1516062), (58, 1411506), (81, 1010708), (87, 941004), (108, 758031), (116, 705753), (162, 505354), (174, 470502), (261, 313668), (324, 252677), (348, 235251), (522, 156834), (783, 104556), (1044, 78417), (1566, 52278), (2349, 34852), (3132, 26139), (4698, 17426), (8713, 9396)]