64899351

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{271}}^1$

素因数の和:388

約数の個数: 48

約数和(自身を含む): 106928640

約数和(自身を除く): 42029289

約数列:

[1, 3, 9, 11, 33, 41, 59, 99, 123, 177, 271, 369, 451, 531, 649, 813, 1353, 1947, 2419, 2439, 2981, 4059, 5841, 7257, 8943, 11111, 15989, 21771, 26609, 26829, 33333, 47967, 79827, 99999, 122221, 143901, 175879, 239481, 366663, 527637, 655549, 1099989, 1582911, 1966647, 5899941, 7211039, 21633117, 64899351]

約数ペア:

[(1, 64899351), (3, 21633117), (9, 7211039), (11, 5899941), (33, 1966647), (41, 1582911), (59, 1099989), (99, 655549), (123, 527637), (177, 366663), (271, 239481), (369, 175879), (451, 143901), (531, 122221), (649, 99999), (813, 79827), (1353, 47967), (1947, 33333), (2419, 26829), (2439, 26609), (2981, 21771), (4059, 15989), (5841, 11111), (7257, 8943)]