12785878

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{317}}^1$

素因数の和:436

約数の個数: 32

約数和(自身を含む): 22834944

約数和(自身を除く): 10049066

約数列:

[1, 2, 7, 14, 43, 67, 86, 134, 301, 317, 469, 602, 634, 938, 2219, 2881, 4438, 5762, 13631, 20167, 21239, 27262, 40334, 42478, 95417, 148673, 190834, 297346, 913277, 1826554, 6392939, 12785878]

約数ペア:

[(1, 12785878), (2, 6392939), (7, 1826554), (14, 913277), (43, 297346), (67, 190834), (86, 148673), (134, 95417), (301, 42478), (317, 40334), (469, 27262), (602, 21239), (634, 20167), (938, 13631), (2219, 5762), (2881, 4438)]