642449793

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{126641}}^1$

素因数の和:126752

約数の個数: 16

約数和(自身を含む): 911822400

約数和(自身を除く): 269372607

約数列:

[1, 3, 19, 57, 89, 267, 1691, 5073, 126641, 379923, 2406179, 7218537, 11271049, 33813147, 214149931, 642449793]

約数ペア:

[(1, 642449793), (3, 214149931), (19, 33813147), (57, 11271049), (89, 7218537), (267, 2406179), (1691, 379923), (5073, 126641)]