206840613

素因数分解:

$3^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{34319}}^1$

素因数の和:34377

約数の個数: 24

約数和(自身を含む): 328648320

約数和(自身を除く): 121807707

約数列:

[1, 3, 7, 21, 41, 49, 123, 147, 287, 861, 2009, 6027, 34319, 102957, 240233, 720699, 1407079, 1681631, 4221237, 5044893, 9849553, 29548659, 68946871, 206840613]

約数ペア:

[(1, 206840613), (3, 68946871), (7, 29548659), (21, 9849553), (41, 5044893), (49, 4221237), (123, 1681631), (147, 1407079), (287, 720699), (861, 240233), (2009, 102957), (6027, 34319)]