71897331321

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{257}}^1\times {\mathrm{450493}}^1$

素因数の和:450782

約数の個数: 32

約数和(自身を含む): 111578353920

約数和(自身を除く): 39681022599

約数列:

[1, 3, 9, 23, 27, 69, 207, 257, 621, 771, 2313, 5911, 6939, 17733, 53199, 159597, 450493, 1351479, 4054437, 10361339, 12163311, 31084017, 93252051, 115776701, 279756153, 347330103, 1041990309, 2662864123, 3125970927, 7988592369, 23965777107, 71897331321]

約数ペア:

[(1, 71897331321), (3, 23965777107), (9, 7988592369), (23, 3125970927), (27, 2662864123), (69, 1041990309), (207, 347330103), (257, 279756153), (621, 115776701), (771, 93252051), (2313, 31084017), (5911, 12163311), (6939, 10361339), (17733, 4054437), (53199, 1351479), (159597, 450493)]