289351305

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{126079}}^1$

素因数の和:126110

約数の個数: 32

約数和(自身を含む): 544665600

約数和(自身を除く): 255314295

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 85, 135, 153, 255, 459, 765, 2295, 126079, 378237, 630395, 1134711, 1891185, 2143343, 3404133, 5673555, 6430029, 10716715, 17020665, 19290087, 32150145, 57870261, 96450435, 289351305]

約数ペア:

[(1, 289351305), (3, 96450435), (5, 57870261), (9, 32150145), (15, 19290087), (17, 17020665), (27, 10716715), (45, 6430029), (51, 5673555), (85, 3404133), (135, 2143343), (153, 1891185), (255, 1134711), (459, 630395), (765, 378237), (2295, 126079)]