742791

素因数分解:

$3^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{163}}^1$

素因数の和:211

約数の個数: 24

約数和(自身を含む): 1196544

約数和(自身を除く): 453753

約数列:

[1, 3, 7, 21, 31, 49, 93, 147, 163, 217, 489, 651, 1141, 1519, 3423, 4557, 5053, 7987, 15159, 23961, 35371, 106113, 247597, 742791]

約数ペア:

[(1, 742791), (3, 247597), (7, 106113), (21, 35371), (31, 23961), (49, 15159), (93, 7987), (147, 5053), (163, 4557), (217, 3423), (489, 1519), (651, 1141)]