12897468

素因数分解:

$2^2\times 3^6\times {\mathrm{4423}}^1$

素因数の和:4445

約数の個数: 42

約数和(自身を含む): 33848024

約数和(自身を除く): 20950556

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 243, 324, 486, 729, 972, 1458, 2916, 4423, 8846, 13269, 17692, 26538, 39807, 53076, 79614, 119421, 159228, 238842, 358263, 477684, 716526, 1074789, 1433052, 2149578, 3224367, 4299156, 6448734, 12897468]

約数ペア:

[(1, 12897468), (2, 6448734), (3, 4299156), (4, 3224367), (6, 2149578), (9, 1433052), (12, 1074789), (18, 716526), (27, 477684), (36, 358263), (54, 238842), (81, 159228), (108, 119421), (162, 79614), (243, 53076), (324, 39807), (486, 26538), (729, 17692), (972, 13269), (1458, 8846), (2916, 4423)]