78934281

素因数分解:

$3^1\times {\mathrm{17}}^2\times {\mathrm{181}}^1\times {\mathrm{503}}^1$

素因数の和:721

約数の個数: 24

約数和(自身を含む): 112641984

約数和(自身を除く): 33707703

約数列:

[1, 3, 17, 51, 181, 289, 503, 543, 867, 1509, 3077, 8551, 9231, 25653, 52309, 91043, 145367, 156927, 273129, 436101, 1547731, 4643193, 26311427, 78934281]

約数ペア:

[(1, 78934281), (3, 26311427), (17, 4643193), (51, 1547731), (181, 436101), (289, 273129), (503, 156927), (543, 145367), (867, 91043), (1509, 52309), (3077, 25653), (8551, 9231)]