81815148

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{78367}}^1$

素因数の和:78406

約数の個数: 36

約数和(自身を含む): 213944640

約数和(自身を除く): 132129492

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 87, 116, 174, 261, 348, 522, 1044, 78367, 156734, 235101, 313468, 470202, 705303, 940404, 1410606, 2272643, 2821212, 4545286, 6817929, 9090572, 13635858, 20453787, 27271716, 40907574, 81815148]

約数ペア:

[(1, 81815148), (2, 40907574), (3, 27271716), (4, 20453787), (6, 13635858), (9, 9090572), (12, 6817929), (18, 4545286), (29, 2821212), (36, 2272643), (58, 1410606), (87, 940404), (116, 705303), (174, 470202), (261, 313468), (348, 235101), (522, 156734), (1044, 78367)]