157443928

素因数分解:

$2^3\times {\mathrm{61}}^1\times {\mathrm{322631}}^1$

素因数の和:322698

約数の個数: 16

約数和(自身を含む): 300047760

約数和(自身を除く): 142603832

約数列:

[1, 2, 4, 8, 61, 122, 244, 488, 322631, 645262, 1290524, 2581048, 19680491, 39360982, 78721964, 157443928]

約数ペア:

[(1, 157443928), (2, 78721964), (4, 39360982), (8, 19680491), (61, 2581048), (122, 1290524), (244, 645262), (488, 322631)]