157225719

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{141263}}^1$

素因数の和:141326

約数の個数: 16

約数和(自身を含む): 244104192

約数和(自身を除く): 86878473

約数列:

[1, 3, 7, 21, 53, 159, 371, 1113, 141263, 423789, 988841, 2966523, 7486939, 22460817, 52408573, 157225719]

約数ペア:

[(1, 157225719), (3, 52408573), (7, 22460817), (21, 7486939), (53, 2966523), (159, 988841), (371, 423789), (1113, 141263)]