217626874

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{499}}^2$

素因数の和:1042

約数の個数: 24

約数和(自身を含む): 359281440

約数和(自身を除く): 141654566

約数列:

[1, 2, 19, 23, 38, 46, 437, 499, 874, 998, 9481, 11477, 18962, 22954, 218063, 249001, 436126, 498002, 4731019, 5727023, 9462038, 11454046, 108813437, 217626874]

約数ペア:

[(1, 217626874), (2, 108813437), (19, 11454046), (23, 9462038), (38, 5727023), (46, 4731019), (437, 498002), (499, 436126), (874, 249001), (998, 218063), (9481, 22954), (11477, 18962)]