42882021

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{563}}^1$

素因数の和:623

約数の個数: 64

約数和(自身を含む): 80855040

約数和(自身を除く): 37973019

約数列:

[1, 3, 7, 9, 13, 21, 27, 31, 39, 63, 91, 93, 117, 189, 217, 273, 279, 351, 403, 563, 651, 819, 837, 1209, 1689, 1953, 2457, 2821, 3627, 3941, 5067, 5859, 7319, 8463, 10881, 11823, 15201, 17453, 21957, 25389, 35469, 51233, 52359, 65871, 76167, 106407, 122171, 153699, 157077, 197613, 226889, 366513, 461097, 471231, 680667, 1099539, 1383291, 1588223, 2042001, 3298617, 4764669, 6126003, 14294007, 42882021]

約数ペア:

[(1, 42882021), (3, 14294007), (7, 6126003), (9, 4764669), (13, 3298617), (21, 2042001), (27, 1588223), (31, 1383291), (39, 1099539), (63, 680667), (91, 471231), (93, 461097), (117, 366513), (189, 226889), (217, 197613), (273, 157077), (279, 153699), (351, 122171), (403, 106407), (563, 76167), (651, 65871), (819, 52359), (837, 51233), (1209, 35469), (1689, 25389), (1953, 21957), (2457, 17453), (2821, 15201), (3627, 11823), (3941, 10881), (5067, 8463), (5859, 7319)]