31378522

素因数分解:

$2^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{181}}^1$

素因数の和:287

約数の個数: 48

約数和(自身を含む): 57886920

約数和(自身を除く): 26508398

約数列:

[1, 2, 7, 14, 29, 49, 58, 61, 98, 122, 181, 203, 362, 406, 427, 854, 1267, 1421, 1769, 2534, 2842, 2989, 3538, 5249, 5978, 8869, 10498, 11041, 12383, 17738, 22082, 24766, 36743, 73486, 77287, 86681, 154574, 173362, 257201, 320189, 514402, 541009, 640378, 1082018, 2241323, 4482646, 15689261, 31378522]

約数ペア:

[(1, 31378522), (2, 15689261), (7, 4482646), (14, 2241323), (29, 1082018), (49, 640378), (58, 541009), (61, 514402), (98, 320189), (122, 257201), (181, 173362), (203, 154574), (362, 86681), (406, 77287), (427, 73486), (854, 36743), (1267, 24766), (1421, 22082), (1769, 17738), (2534, 12383), (2842, 11041), (2989, 10498), (3538, 8869), (5249, 5978)]