31078935

素因数分解:

$3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{157}}^1$

素因数の和:304

約数の個数: 48

約数和(自身を含む): 55901664

約数和(自身を除く): 24822729

約数列:

[1, 3, 5, 9, 15, 45, 53, 83, 157, 159, 249, 265, 415, 471, 477, 747, 785, 795, 1245, 1413, 2355, 2385, 3735, 4399, 7065, 8321, 13031, 13197, 21995, 24963, 39093, 39591, 41605, 65155, 65985, 74889, 117279, 124815, 195465, 197955, 374445, 586395, 690643, 2071929, 3453215, 6215787, 10359645, 31078935]

約数ペア:

[(1, 31078935), (3, 10359645), (5, 6215787), (9, 3453215), (15, 2071929), (45, 690643), (53, 586395), (83, 374445), (157, 197955), (159, 195465), (249, 124815), (265, 117279), (415, 74889), (471, 65985), (477, 65155), (747, 41605), (785, 39591), (795, 39093), (1245, 24963), (1413, 21995), (2355, 13197), (2385, 13031), (3735, 8321), (4399, 7065)]