12889723

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{229}}^1$

素因数の和:307

約数の個数: 32

約数和(自身を含む): 17487360

約数和(自身を除く): 4597637

約数列:

[1, 7, 11, 17, 43, 77, 119, 187, 229, 301, 473, 731, 1309, 1603, 2519, 3311, 3893, 5117, 8041, 9847, 17633, 27251, 42823, 56287, 68929, 108317, 167399, 299761, 758219, 1171793, 1841389, 12889723]

約数ペア:

[(1, 12889723), (7, 1841389), (11, 1171793), (17, 758219), (43, 299761), (77, 167399), (119, 108317), (187, 68929), (229, 56287), (301, 42823), (473, 27251), (731, 17633), (1309, 9847), (1603, 8041), (2519, 5117), (3311, 3893)]