388049123

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{12889}}^1$

素因数の和:12947

約数の個数: 32

約数和(自身を含む): 534574080

約数和(自身を除く): 146524957

約数列:

[1, 7, 11, 17, 23, 77, 119, 161, 187, 253, 391, 1309, 1771, 2737, 4301, 12889, 30107, 90223, 141779, 219113, 296447, 992453, 1533791, 2075129, 2410243, 3260917, 5039599, 16871701, 22826419, 35277193, 55435589, 388049123]

約数ペア:

[(1, 388049123), (7, 55435589), (11, 35277193), (17, 22826419), (23, 16871701), (77, 5039599), (119, 3260917), (161, 2410243), (187, 2075129), (253, 1533791), (391, 992453), (1309, 296447), (1771, 219113), (2737, 141779), (4301, 90223), (12889, 30107)]