645643438

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{829}}^1\times {\mathrm{35401}}^1$

素因数の和:36243

約数の個数: 16

約数和(自身を含む): 1057811760

約数和(自身を除く): 412168322

約数列:

[1, 2, 11, 22, 829, 1658, 9119, 18238, 35401, 70802, 389411, 778822, 29347429, 58694858, 322821719, 645643438]

約数ペア:

[(1, 645643438), (2, 322821719), (11, 58694858), (22, 29347429), (829, 778822), (1658, 389411), (9119, 70802), (18238, 35401)]