157426438

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{318677}}^1$

素因数の和:318711

約数の個数: 16

約数和(自身を含む): 267689520

約数和(自身を除く): 110263082

約数列:

[1, 2, 13, 19, 26, 38, 247, 494, 318677, 637354, 4142801, 6054863, 8285602, 12109726, 78713219, 157426438]

約数ペア:

[(1, 157426438), (2, 78713219), (13, 12109726), (19, 8285602), (26, 6054863), (38, 4142801), (247, 637354), (494, 318677)]