51231754

素因数分解:

$2^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{199}}^1$

素因数の和:323

約数の個数: 48

約数和(自身を含む): 93571200

約数和(自身を除く): 42339446

約数列:

[1, 2, 7, 14, 37, 49, 71, 74, 98, 142, 199, 259, 398, 497, 518, 994, 1393, 1813, 2627, 2786, 3479, 3626, 5254, 6958, 7363, 9751, 14129, 14726, 18389, 19502, 28258, 36778, 51541, 98903, 103082, 128723, 197806, 257446, 360787, 522773, 692321, 721574, 1045546, 1384642, 3659411, 7318822, 25615877, 51231754]

約数ペア:

[(1, 51231754), (2, 25615877), (7, 7318822), (14, 3659411), (37, 1384642), (49, 1045546), (71, 721574), (74, 692321), (98, 522773), (142, 360787), (199, 257446), (259, 197806), (398, 128723), (497, 103082), (518, 98903), (994, 51541), (1393, 36778), (1813, 28258), (2627, 19502), (2786, 18389), (3479, 14726), (3626, 14129), (5254, 9751), (6958, 7363)]