78136191

素因数分解:

$3^3\times 7^1\times {\mathrm{331}}^1\times {\mathrm{1249}}^1$

素因数の和:1596

約数の個数: 32

約数和(自身を含む): 132800000

約数和(自身を除く): 54663809

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 331, 993, 1249, 2317, 2979, 3747, 6951, 8743, 8937, 11241, 20853, 26229, 33723, 62559, 78687, 236061, 413419, 1240257, 2893933, 3720771, 8681799, 11162313, 26045397, 78136191]

約数ペア:

[(1, 78136191), (3, 26045397), (7, 11162313), (9, 8681799), (21, 3720771), (27, 2893933), (63, 1240257), (189, 413419), (331, 236061), (993, 78687), (1249, 62559), (2317, 33723), (2979, 26229), (3747, 20853), (6951, 11241), (8743, 8937)]