81506574

素因数分解:

$2^1\times 3^6\times {\mathrm{55903}}^1$

素因数の和:55923

約数の個数: 28

約数和(自身を含む): 183309216

約数和(自身を除く): 101802642

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 243, 486, 729, 1458, 55903, 111806, 167709, 335418, 503127, 1006254, 1509381, 3018762, 4528143, 9056286, 13584429, 27168858, 40753287, 81506574]

約数ペア:

[(1, 81506574), (2, 40753287), (3, 27168858), (6, 13584429), (9, 9056286), (18, 4528143), (27, 3018762), (54, 1509381), (81, 1006254), (162, 503127), (243, 335418), (486, 167709), (729, 111806), (1458, 55903)]