313614171

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{1987}}^1$

素因数の和:2096

約数の個数: 48

約数和(自身を含む): 521015040

約数和(自身を除く): 207400869

約数列:

[1, 3, 9, 13, 19, 39, 57, 71, 117, 171, 213, 247, 639, 741, 923, 1349, 1987, 2223, 2769, 4047, 5961, 8307, 12141, 17537, 17883, 25831, 37753, 52611, 77493, 113259, 141077, 157833, 232479, 339777, 423231, 490789, 1269693, 1472367, 1834001, 2680463, 4417101, 5502003, 8041389, 16506009, 24124167, 34846019, 104538057, 313614171]

約数ペア:

[(1, 313614171), (3, 104538057), (9, 34846019), (13, 24124167), (19, 16506009), (39, 8041389), (57, 5502003), (71, 4417101), (117, 2680463), (171, 1834001), (213, 1472367), (247, 1269693), (639, 490789), (741, 423231), (923, 339777), (1349, 232479), (1987, 157833), (2223, 141077), (2769, 113259), (4047, 77493), (5961, 52611), (8307, 37753), (12141, 25831), (17537, 17883)]