80661903

素因数分解:

$3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{57329}}^1$

素因数の和:57406

約数の個数: 16

約数和(自身を含む): 124750080

約数和(自身を除く): 44088177

約数列:

[1, 3, 7, 21, 67, 201, 469, 1407, 57329, 171987, 401303, 1203909, 3841043, 11523129, 26887301, 80661903]

約数ペア:

[(1, 80661903), (3, 26887301), (7, 11523129), (21, 3841043), (67, 1203909), (201, 401303), (469, 171987), (1407, 57329)]