217312852

素因数分解:

$2^2\times {\mathrm{31}}^2\times {\mathrm{56533}}^1$

素因数の和:56599

約数の個数: 18

約数和(自身を含む): 392967834

約数和(自身を除く): 175654982

約数列:

[1, 2, 4, 31, 62, 124, 961, 1922, 3844, 56533, 113066, 226132, 1752523, 3505046, 7010092, 54328213, 108656426, 217312852]

約数ペア:

[(1, 217312852), (2, 108656426), (4, 54328213), (31, 7010092), (62, 3505046), (124, 1752523), (961, 226132), (1922, 113066), (3844, 56533)]