31288113

素因数分解:

$3^4\times {\mathrm{59}}^1\times {\mathrm{6547}}^1$

素因数の和:6618

約数の個数: 20

約数和(自身を含む): 47538480

約数和(自身を除く): 16250367

約数列:

[1, 3, 9, 27, 59, 81, 177, 531, 1593, 4779, 6547, 19641, 58923, 176769, 386273, 530307, 1158819, 3476457, 10429371, 31288113]

約数ペア:

[(1, 31288113), (3, 10429371), (9, 3476457), (27, 1158819), (59, 530307), (81, 386273), (177, 176769), (531, 58923), (1593, 19641), (4779, 6547)]