259539423

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{197}}^1$

素因数の和:344

約数の個数: 64

約数和(自身を含む): 424714752

約数和(自身を除く): 165175329

約数列:

[1, 3, 11, 13, 33, 37, 39, 83, 111, 143, 197, 249, 407, 429, 481, 591, 913, 1079, 1221, 1443, 2167, 2561, 2739, 3071, 3237, 5291, 6501, 7289, 7683, 9213, 11869, 15873, 16351, 21867, 28171, 33781, 35607, 39923, 49053, 80179, 84513, 94757, 101343, 119769, 179861, 212563, 240537, 284271, 439153, 539583, 604987, 637689, 1042327, 1317459, 1814961, 2338193, 3126981, 6654857, 7014579, 7864831, 19964571, 23594493, 86513141, 259539423]

約数ペア:

[(1, 259539423), (3, 86513141), (11, 23594493), (13, 19964571), (33, 7864831), (37, 7014579), (39, 6654857), (83, 3126981), (111, 2338193), (143, 1814961), (197, 1317459), (249, 1042327), (407, 637689), (429, 604987), (481, 539583), (591, 439153), (913, 284271), (1079, 240537), (1221, 212563), (1443, 179861), (2167, 119769), (2561, 101343), (2739, 94757), (3071, 84513), (3237, 80179), (5291, 49053), (6501, 39923), (7289, 35607), (7683, 33781), (9213, 28171), (11869, 21867), (15873, 16351)]