81091829

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{46901}}^1$

素因数の和:46940

約数の個数: 16

約数和(自身を含む): 105060480

約数和(自身を除く): 23968651

約数列:

[1, 7, 13, 19, 91, 133, 247, 1729, 46901, 328307, 609713, 891119, 4267991, 6237833, 11584547, 81091829]

約数ペア:

[(1, 81091829), (7, 11584547), (13, 6237833), (19, 4267991), (91, 891119), (133, 609713), (247, 328307), (1729, 46901)]