1973445

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1$

素因数の和:205

約数の個数: 32

約数和(自身を含む): 3421440

約数和(自身を除く): 1447995

約数列:

[1, 3, 5, 15, 17, 51, 71, 85, 109, 213, 255, 327, 355, 545, 1065, 1207, 1635, 1853, 3621, 5559, 6035, 7739, 9265, 18105, 23217, 27795, 38695, 116085, 131563, 394689, 657815, 1973445]

約数ペア:

[(1, 1973445), (3, 657815), (5, 394689), (15, 131563), (17, 116085), (51, 38695), (71, 27795), (85, 23217), (109, 18105), (213, 9265), (255, 7739), (327, 6035), (355, 5559), (545, 3621), (1065, 1853), (1207, 1635)]