678797955

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{2297}}^1$

素因数の和:2521

約数の個数: 64

約数和(自身を含む): 1323648000

約数和(自身を除く): 644850045

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 99, 135, 165, 199, 297, 495, 597, 995, 1485, 1791, 2189, 2297, 2985, 5373, 6567, 6891, 8955, 10945, 11485, 19701, 20673, 25267, 26865, 32835, 34455, 59103, 62019, 75801, 98505, 103365, 126335, 227403, 295515, 310095, 379005, 457103, 682209, 1137015, 1371309, 2285515, 3411045, 4113927, 5028133, 6856545, 12341781, 15084399, 20569635, 25140665, 45253197, 61708905, 75421995, 135759591, 226265985, 678797955]

約数ペア:

[(1, 678797955), (3, 226265985), (5, 135759591), (9, 75421995), (11, 61708905), (15, 45253197), (27, 25140665), (33, 20569635), (45, 15084399), (55, 12341781), (99, 6856545), (135, 5028133), (165, 4113927), (199, 3411045), (297, 2285515), (495, 1371309), (597, 1137015), (995, 682209), (1485, 457103), (1791, 379005), (2189, 310095), (2297, 295515), (2985, 227403), (5373, 126335), (6567, 103365), (6891, 98505), (8955, 75801), (10945, 62019), (11485, 59103), (19701, 34455), (20673, 32835), (25267, 26865)]