213355454

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{8539}}^1$

素因数の和:8616

約数の個数: 24

約数和(自身を含む): 356169240

約数和(自身を除く): 142813786

約数列:

[1, 2, 13, 26, 31, 62, 403, 806, 961, 1922, 8539, 12493, 17078, 24986, 111007, 222014, 264709, 529418, 3441217, 6882434, 8205979, 16411958, 106677727, 213355454]

約数ペア:

[(1, 213355454), (2, 106677727), (13, 16411958), (26, 8205979), (31, 6882434), (62, 3441217), (403, 529418), (806, 264709), (961, 222014), (1922, 111007), (8539, 24986), (12493, 17078)]