209597164

素因数分解:

$2^2\times 7^1\times {\mathrm{107}}^1\times {\mathrm{69959}}^1$

素因数の和:70077

約数の個数: 24

約数和(自身を含む): 423118080

約数和(自身を除く): 213520916

約数列:

[1, 2, 4, 7, 14, 28, 107, 214, 428, 749, 1498, 2996, 69959, 139918, 279836, 489713, 979426, 1958852, 7485613, 14971226, 29942452, 52399291, 104798582, 209597164]

約数ペア:

[(1, 209597164), (2, 104798582), (4, 52399291), (7, 29942452), (14, 14971226), (28, 7485613), (107, 1958852), (214, 979426), (428, 489713), (749, 279836), (1498, 139918), (2996, 69959)]