91990809

素因数分解:

$3^5\times {\mathrm{83}}^1\times {\mathrm{4561}}^1$

素因数の和:4659

約数の個数: 24

約数和(自身を含む): 139487712

約数和(自身を除く): 47496903

約数列:

[1, 3, 9, 27, 81, 83, 243, 249, 747, 2241, 4561, 6723, 13683, 20169, 41049, 123147, 369441, 378563, 1108323, 1135689, 3407067, 10221201, 30663603, 91990809]

約数ペア:

[(1, 91990809), (3, 30663603), (9, 10221201), (27, 3407067), (81, 1135689), (83, 1108323), (243, 378563), (249, 369441), (747, 123147), (2241, 41049), (4561, 20169), (6723, 13683)]