247950717

素因数分解:

$3^1\times 7^1\times {\mathrm{397}}^1\times {\mathrm{29741}}^1$

素因数の和:30148

約数の個数: 16

約数和(自身を含む): 378794112

約数和(自身を除く): 130843395

約数列:

[1, 3, 7, 21, 397, 1191, 2779, 8337, 29741, 89223, 208187, 624561, 11807177, 35421531, 82650239, 247950717]

約数ペア:

[(1, 247950717), (3, 82650239), (7, 35421531), (21, 11807177), (397, 624561), (1191, 208187), (2779, 89223), (8337, 29741)]