39281815

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{283}}^1$

素因数の和:399

約数の個数: 32

約数和(自身を含む): 53001216

約数和(自身を除く): 13719401

約数列:

[1, 5, 17, 23, 71, 85, 115, 283, 355, 391, 1207, 1415, 1633, 1955, 4811, 6035, 6509, 8165, 20093, 24055, 27761, 32545, 100465, 110653, 138805, 341581, 462139, 553265, 1707905, 2310695, 7856363, 39281815]

約数ペア:

[(1, 39281815), (5, 7856363), (17, 2310695), (23, 1707905), (71, 553265), (85, 462139), (115, 341581), (283, 138805), (355, 110653), (391, 100465), (1207, 32545), (1415, 27761), (1633, 24055), (1955, 20093), (4811, 8165), (6035, 6509)]