130978449

素因数分解:

$3^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{14957}}^1$

素因数の和:15109

約数の個数: 24

約数和(自身を含む): 217788480

約数和(自身を除く): 86810031

約数列:

[1, 3, 7, 9, 21, 63, 139, 417, 973, 1251, 2919, 8757, 14957, 44871, 104699, 134613, 314097, 942291, 2079023, 6237069, 14553161, 18711207, 43659483, 130978449]

約数ペア:

[(1, 130978449), (3, 43659483), (7, 18711207), (9, 14553161), (21, 6237069), (63, 2079023), (139, 942291), (417, 314097), (973, 134613), (1251, 104699), (2919, 44871), (8757, 14957)]