209280438

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{683923}}^1$

素因数の和:683948

約数の個数: 24

約数和(自身を含む): 480114648

約数和(自身を除く): 270834210

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 51, 102, 153, 306, 683923, 1367846, 2051769, 4103538, 6155307, 11626691, 12310614, 23253382, 34880073, 69760146, 104640219, 209280438]

約数ペア:

[(1, 209280438), (2, 104640219), (3, 69760146), (6, 34880073), (9, 23253382), (17, 12310614), (18, 11626691), (34, 6155307), (51, 4103538), (102, 2051769), (153, 1367846), (306, 683923)]