42639065

素因数分解:

$5^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{2203}}^1$

素因数の和:2301

約数の個数: 24

約数和(自身を含む): 60301440

約数和(自身を除く): 17662375

約数列:

[1, 5, 7, 35, 49, 79, 245, 395, 553, 2203, 2765, 3871, 11015, 15421, 19355, 77105, 107947, 174037, 539735, 870185, 1218259, 6091295, 8527813, 42639065]

約数ペア:

[(1, 42639065), (5, 8527813), (7, 6091295), (35, 1218259), (49, 870185), (79, 539735), (245, 174037), (395, 107947), (553, 77105), (2203, 19355), (2765, 15421), (3871, 11015)]