81402987

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{11483}}^1$

素因数の和:11642

約数の個数: 16

約数和(自身を含む): 115758720

約数和(自身を除く): 34355733

約数列:

[1, 3, 17, 51, 139, 417, 2363, 7089, 11483, 34449, 195211, 585633, 1596137, 4788411, 27134329, 81402987]

約数ペア:

[(1, 81402987), (3, 27134329), (17, 4788411), (51, 1596137), (139, 585633), (417, 195211), (2363, 34449), (7089, 11483)]