15245217

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{569}}^1$

素因数の和:817

約数の個数: 24

約数和(自身を含む): 23860200

約数和(自身を除く): 8614983

約数列:

[1, 3, 9, 13, 39, 117, 229, 569, 687, 1707, 2061, 2977, 5121, 7397, 8931, 22191, 26793, 66573, 130301, 390903, 1172709, 1693913, 5081739, 15245217]

約数ペア:

[(1, 15245217), (3, 5081739), (9, 1693913), (13, 1172709), (39, 390903), (117, 130301), (229, 66573), (569, 26793), (687, 22191), (1707, 8931), (2061, 7397), (2977, 5121)]