1315662831

素因数分解:

$3^4\times 7^1\times {\mathrm{53}}^1\times {\mathrm{43781}}^1$

素因数の和:43853

約数の個数: 40

約数和(自身を含む): 2288572704

約数和(自身を除く): 972909873

約数列:

[1, 3, 7, 9, 21, 27, 53, 63, 81, 159, 189, 371, 477, 567, 1113, 1431, 3339, 4293, 10017, 30051, 43781, 131343, 306467, 394029, 919401, 1182087, 2320393, 2758203, 3546261, 6961179, 8274609, 16242751, 20883537, 24823827, 48728253, 62650611, 146184759, 187951833, 438554277, 1315662831]

約数ペア:

[(1, 1315662831), (3, 438554277), (7, 187951833), (9, 146184759), (21, 62650611), (27, 48728253), (53, 24823827), (63, 20883537), (81, 16242751), (159, 8274609), (189, 6961179), (371, 3546261), (477, 2758203), (567, 2320393), (1113, 1182087), (1431, 919401), (3339, 394029), (4293, 306467), (10017, 131343), (30051, 43781)]