622698921

素因数分解:

$3^5\times {\mathrm{13}}^2\times {\mathrm{59}}^1\times {\mathrm{257}}^1$

素因数の和:357

約数の個数: 72

約数和(自身を含む): 1031153760

約数和(自身を除く): 408454839

約数列:

[1, 3, 9, 13, 27, 39, 59, 81, 117, 169, 177, 243, 257, 351, 507, 531, 767, 771, 1053, 1521, 1593, 2301, 2313, 3159, 3341, 4563, 4779, 6903, 6939, 9971, 10023, 13689, 14337, 15163, 20709, 20817, 29913, 30069, 41067, 43433, 45489, 62127, 62451, 89739, 90207, 130299, 136467, 186381, 197119, 269217, 270621, 390897, 409401, 591357, 807651, 811863, 1172691, 1228203, 1774071, 2422953, 2562547, 3518073, 3684609, 5322213, 7687641, 10554219, 15966639, 23062923, 47899917, 69188769, 207566307, 622698921]

約数ペア:

[(1, 622698921), (3, 207566307), (9, 69188769), (13, 47899917), (27, 23062923), (39, 15966639), (59, 10554219), (81, 7687641), (117, 5322213), (169, 3684609), (177, 3518073), (243, 2562547), (257, 2422953), (351, 1774071), (507, 1228203), (531, 1172691), (767, 811863), (771, 807651), (1053, 591357), (1521, 409401), (1593, 390897), (2301, 270621), (2313, 269217), (3159, 197119), (3341, 186381), (4563, 136467), (4779, 130299), (6903, 90207), (6939, 89739), (9971, 62451), (10023, 62127), (13689, 45489), (14337, 43433), (15163, 41067), (20709, 30069), (20817, 29913)]