71751987

素因数分解:

$3^4\times {\mathrm{79}}^1\times {\mathrm{11213}}^1$

素因数の和:11304

約数の個数: 20

約数和(自身を含む): 108551520

約数和(自身を除く): 36799533

約数列:

[1, 3, 9, 27, 79, 81, 237, 711, 2133, 6399, 11213, 33639, 100917, 302751, 885827, 908253, 2657481, 7972443, 23917329, 71751987]

約数ペア:

[(1, 71751987), (3, 23917329), (9, 7972443), (27, 2657481), (79, 908253), (81, 885827), (237, 302751), (711, 100917), (2133, 33639), (6399, 11213)]