428198529

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{276079}}^1$

素因数の和:276140

約数の個数: 16

約数和(自身を含む): 636088320

約数和(自身を除く): 207889791

約数列:

[1, 3, 11, 33, 47, 141, 517, 1551, 276079, 828237, 3036869, 9110607, 12975713, 38927139, 142732843, 428198529]

約数ペア:

[(1, 428198529), (3, 142732843), (11, 38927139), (33, 12975713), (47, 9110607), (141, 3036869), (517, 828237), (1551, 276079)]