83120157

素因数分解:

$3^2\times {\mathrm{17}}^2\times {\mathrm{31957}}^1$

素因数の和:31997

約数の個数: 18

約数和(自身を含む): 127544378

約数和(自身を除く): 44424221

約数列:

[1, 3, 9, 17, 51, 153, 289, 867, 2601, 31957, 95871, 287613, 543269, 1629807, 4889421, 9235573, 27706719, 83120157]

約数ペア:

[(1, 83120157), (3, 27706719), (9, 9235573), (17, 4889421), (51, 1629807), (153, 543269), (289, 287613), (867, 95871), (2601, 31957)]