74980971

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2297}}^1$

素因数の和:2353

約数の個数: 40

約数和(自身を含む): 124569984

約数和(自身を除く): 49589013

約数列:

[1, 3, 9, 13, 27, 31, 39, 81, 93, 117, 279, 351, 403, 837, 1053, 1209, 2297, 2511, 3627, 6891, 10881, 20673, 29861, 32643, 62019, 71207, 89583, 186057, 213621, 268749, 640863, 806247, 925691, 1922589, 2418741, 2777073, 5767767, 8331219, 24993657, 74980971]

約数ペア:

[(1, 74980971), (3, 24993657), (9, 8331219), (13, 5767767), (27, 2777073), (31, 2418741), (39, 1922589), (81, 925691), (93, 806247), (117, 640863), (279, 268749), (351, 213621), (403, 186057), (837, 89583), (1053, 71207), (1209, 62019), (2297, 32643), (2511, 29861), (3627, 20673), (6891, 10881)]