212744785

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{124777}}^1$

素因数の和:124824

約数の個数: 16

約数和(自身を含む): 287488512

約数和(自身を除く): 74743727

約数列:

[1, 5, 11, 31, 55, 155, 341, 1705, 124777, 623885, 1372547, 3868087, 6862735, 19340435, 42548957, 212744785]

約数ペア:

[(1, 212744785), (5, 42548957), (11, 19340435), (31, 6862735), (55, 3868087), (155, 1372547), (341, 623885), (1705, 124777)]