153866853

素因数分解:

$3^2\times 7^1\times {\mathrm{1223}}^1\times {\mathrm{1997}}^1$

素因数の和:3233

約数の個数: 24

約数和(自身を含む): 254337408

約数和(自身を除く): 100470555

約数列:

[1, 3, 7, 9, 21, 63, 1223, 1997, 3669, 5991, 8561, 11007, 13979, 17973, 25683, 41937, 77049, 125811, 2442331, 7326993, 17096317, 21980979, 51288951, 153866853]

約数ペア:

[(1, 153866853), (3, 51288951), (7, 21980979), (9, 17096317), (21, 7326993), (63, 2442331), (1223, 125811), (1997, 77049), (3669, 41937), (5991, 25683), (8561, 17973), (11007, 13979)]