645045027

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{887}}^1\times {\mathrm{22037}}^1$

素因数の和:22938

約数の個数: 16

約数和(自身を含む): 939347712

約数和(自身を除く): 294302685

約数列:

[1, 3, 11, 33, 887, 2661, 9757, 22037, 29271, 66111, 242407, 727221, 19546819, 58640457, 215015009, 645045027]

約数ペア:

[(1, 645045027), (3, 215015009), (11, 58640457), (33, 19546819), (887, 727221), (2661, 242407), (9757, 66111), (22037, 29271)]