420874503

素因数分解:

$3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1\times {\mathrm{3361}}^1$

素因数の和:3527

約数の個数: 32

約数和(自身を含む): 658414080

約数和(自身を除く): 237539577

約数列:

[1, 3, 7, 21, 67, 89, 201, 267, 469, 623, 1407, 1869, 3361, 5963, 10083, 17889, 23527, 41741, 70581, 125223, 225187, 299129, 675561, 897387, 1576309, 2093903, 4728927, 6281709, 20041643, 60124929, 140291501, 420874503]

約数ペア:

[(1, 420874503), (3, 140291501), (7, 60124929), (21, 20041643), (67, 6281709), (89, 4728927), (201, 2093903), (267, 1576309), (469, 897387), (623, 675561), (1407, 299129), (1869, 225187), (3361, 125223), (5963, 70581), (10083, 41741), (17889, 23527)]