30731979

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{7549}}^1$

素因数の和:7634

約数の個数: 16

約数和(自身を含む): 43488000

約数和(自身を除く): 12756021

約数列:

[1, 3, 23, 59, 69, 177, 1357, 4071, 7549, 22647, 173627, 445391, 520881, 1336173, 10243993, 30731979]

約数ペア:

[(1, 30731979), (3, 10243993), (23, 1336173), (59, 520881), (69, 445391), (177, 173627), (1357, 22647), (4071, 7549)]