13942467

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{59}}^1$

素因数の和:125

約数の個数: 72

約数和(自身を含む): 26557440

約数和(自身を除く): 12614973

約数列:

[1, 3, 7, 9, 11, 21, 31, 33, 59, 63, 77, 93, 99, 121, 177, 217, 231, 279, 341, 363, 413, 531, 649, 651, 693, 847, 1023, 1089, 1239, 1829, 1947, 1953, 2387, 2541, 3069, 3717, 3751, 4543, 5487, 5841, 7139, 7161, 7623, 11253, 12803, 13629, 16461, 20119, 21417, 21483, 26257, 33759, 38409, 40887, 49973, 60357, 64251, 78771, 115227, 140833, 149919, 181071, 221309, 236313, 422499, 449757, 663927, 1267497, 1549163, 1991781, 4647489, 13942467]

約数ペア:

[(1, 13942467), (3, 4647489), (7, 1991781), (9, 1549163), (11, 1267497), (21, 663927), (31, 449757), (33, 422499), (59, 236313), (63, 221309), (77, 181071), (93, 149919), (99, 140833), (121, 115227), (177, 78771), (217, 64251), (231, 60357), (279, 49973), (341, 40887), (363, 38409), (413, 33759), (531, 26257), (649, 21483), (651, 21417), (693, 20119), (847, 16461), (1023, 13629), (1089, 12803), (1239, 11253), (1829, 7623), (1947, 7161), (1953, 7139), (2387, 5841), (2541, 5487), (3069, 4543), (3717, 3751)]