643161969

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{863}}^1\times {\mathrm{4871}}^1$

素因数の和:5757

約数の個数: 24

約数和(自身を含む): 985001472

約数和(自身を除く): 341839503

約数列:

[1, 3, 9, 17, 51, 153, 863, 2589, 4871, 7767, 14613, 14671, 43839, 44013, 82807, 132039, 248421, 745263, 4203673, 12611019, 37833057, 71462441, 214387323, 643161969]

約数ペア:

[(1, 643161969), (3, 214387323), (9, 71462441), (17, 37833057), (51, 12611019), (153, 4203673), (863, 745263), (2589, 248421), (4871, 132039), (7767, 82807), (14613, 44013), (14671, 43839)]