222718947

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{3881}}^1$

素因数の和:3979

約数の個数: 32

約数和(自身を含む): 339876864

約数和(自身を除く): 117157917

約数列:

[1, 3, 11, 33, 37, 47, 111, 141, 407, 517, 1221, 1551, 1739, 3881, 5217, 11643, 19129, 42691, 57387, 128073, 143597, 182407, 430791, 547221, 1579567, 2006477, 4738701, 6019431, 6749059, 20247177, 74239649, 222718947]

約数ペア:

[(1, 222718947), (3, 74239649), (11, 20247177), (33, 6749059), (37, 6019431), (47, 4738701), (111, 2006477), (141, 1579567), (407, 547221), (517, 430791), (1221, 182407), (1551, 143597), (1739, 128073), (3881, 57387), (5217, 42691), (11643, 19129)]