645385812

素因数分解:

$2^2\times 3^1\times {\mathrm{53782151}}^1$

素因数の和:53782158

約数の個数: 12

約数和(自身を含む): 1505900256

約数和(自身を除く): 860514444

約数列:

[1, 2, 3, 4, 6, 12, 53782151, 107564302, 161346453, 215128604, 322692906, 645385812]

約数ペア:

[(1, 645385812), (2, 322692906), (3, 215128604), (4, 161346453), (6, 107564302), (12, 53782151)]