208249983

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{389}}^1\times {\mathrm{3499}}^1$

素因数の和:3911

約数の個数: 24

約数和(自身を含む): 319410000

約数和(自身を除く): 111160017

約数列:

[1, 3, 9, 17, 51, 153, 389, 1167, 3499, 3501, 6613, 10497, 19839, 31491, 59483, 59517, 178449, 535347, 1361111, 4083333, 12249999, 23138887, 69416661, 208249983]

約数ペア:

[(1, 208249983), (3, 69416661), (9, 23138887), (17, 12249999), (51, 4083333), (153, 1361111), (389, 535347), (1167, 178449), (3499, 59517), (3501, 59483), (6613, 31491), (10497, 19839)]