349491987

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{197}}^1\times {\mathrm{257}}^1$

素因数の和:532

約数の個数: 48

約数和(自身を含む): 557837280

約数和(自身を除く): 208345293

約数列:

[1, 3, 9, 13, 39, 59, 117, 177, 197, 257, 531, 591, 767, 771, 1773, 2301, 2313, 2561, 3341, 6903, 7683, 10023, 11623, 15163, 23049, 30069, 34869, 45489, 50629, 104607, 136467, 151099, 151887, 197119, 453297, 455661, 591357, 658177, 1359891, 1774071, 1974531, 2987111, 5923593, 8961333, 26883999, 38832443, 116497329, 349491987]

約数ペア:

[(1, 349491987), (3, 116497329), (9, 38832443), (13, 26883999), (39, 8961333), (59, 5923593), (117, 2987111), (177, 1974531), (197, 1774071), (257, 1359891), (531, 658177), (591, 591357), (767, 455661), (771, 453297), (1773, 197119), (2301, 151887), (2313, 151099), (2561, 136467), (3341, 104607), (6903, 50629), (7683, 45489), (10023, 34869), (11623, 30069), (15163, 23049)]