64992213

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{181}}^1$

素因数の和:248

約数の個数: 80

約数和(自身を含む): 118390272

約数和(自身を除く): 53398059

約数列:

[1, 3, 9, 11, 13, 27, 31, 33, 39, 81, 93, 99, 117, 143, 181, 279, 297, 341, 351, 403, 429, 543, 837, 891, 1023, 1053, 1209, 1287, 1629, 1991, 2353, 2511, 3069, 3627, 3861, 4433, 4887, 5611, 5973, 7059, 9207, 10881, 11583, 13299, 14661, 16833, 17919, 21177, 25883, 27621, 32643, 39897, 50499, 53757, 61721, 63531, 72943, 77649, 119691, 151497, 161271, 185163, 190593, 218829, 232947, 359073, 454491, 555489, 656487, 698841, 802373, 1666467, 1969461, 2096523, 2407119, 4999401, 5908383, 7221357, 21664071, 64992213]

約数ペア:

[(1, 64992213), (3, 21664071), (9, 7221357), (11, 5908383), (13, 4999401), (27, 2407119), (31, 2096523), (33, 1969461), (39, 1666467), (81, 802373), (93, 698841), (99, 656487), (117, 555489), (143, 454491), (181, 359073), (279, 232947), (297, 218829), (341, 190593), (351, 185163), (403, 161271), (429, 151497), (543, 119691), (837, 77649), (891, 72943), (1023, 63531), (1053, 61721), (1209, 53757), (1287, 50499), (1629, 39897), (1991, 32643), (2353, 27621), (2511, 25883), (3069, 21177), (3627, 17919), (3861, 16833), (4433, 14661), (4887, 13299), (5611, 11583), (5973, 10881), (7059, 9207)]