664454979

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{1451}}^1$

素因数の和:1588

約数の個数: 48

約数和(自身を含む): 1055998944

約数和(自身を除く): 391543965

約数列:

[1, 3, 9, 17, 41, 51, 73, 123, 153, 219, 369, 657, 697, 1241, 1451, 2091, 2993, 3723, 4353, 6273, 8979, 11169, 13059, 24667, 26937, 50881, 59491, 74001, 105923, 152643, 178473, 222003, 317769, 457929, 535419, 953307, 1011347, 1800691, 3034041, 4342843, 5402073, 9102123, 13028529, 16206219, 39085587, 73828331, 221484993, 664454979]

約数ペア:

[(1, 664454979), (3, 221484993), (9, 73828331), (17, 39085587), (41, 16206219), (51, 13028529), (73, 9102123), (123, 5402073), (153, 4342843), (219, 3034041), (369, 1800691), (657, 1011347), (697, 953307), (1241, 535419), (1451, 457929), (2091, 317769), (2993, 222003), (3723, 178473), (4353, 152643), (6273, 105923), (8979, 74001), (11169, 59491), (13059, 50881), (24667, 26937)]