30819771

素因数分解:

$3^4\times {\mathrm{59}}^1\times {\mathrm{6449}}^1$

素因数の和:6520

約数の個数: 20

約数和(自身を含む): 46827000

約数和(自身を除く): 16007229

約数列:

[1, 3, 9, 27, 59, 81, 177, 531, 1593, 4779, 6449, 19347, 58041, 174123, 380491, 522369, 1141473, 3424419, 10273257, 30819771]

約数ペア:

[(1, 30819771), (3, 10273257), (9, 3424419), (27, 1141473), (59, 522369), (81, 380491), (177, 174123), (531, 58041), (1593, 19347), (4779, 6449)]