261799101

素因数分解:

$3^3\times {\mathrm{223}}^1\times {\mathrm{43481}}^1$

素因数の和:43713

約数の個数: 16

約数和(自身を含む): 389598720

約数和(自身を除く): 127799619

約数列:

[1, 3, 9, 27, 223, 669, 2007, 6021, 43481, 130443, 391329, 1173987, 9696263, 29088789, 87266367, 261799101]

約数ペア:

[(1, 261799101), (3, 87266367), (9, 29088789), (27, 9696263), (223, 1173987), (669, 391329), (2007, 130443), (6021, 43481)]