90159454

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{15823}}^1$

素因数の和:15880

約数の個数: 32

約数和(自身を含む): 173177856

約数和(自身を除く): 83018402

約数列:

[1, 2, 7, 11, 14, 22, 37, 74, 77, 154, 259, 407, 518, 814, 2849, 5698, 15823, 31646, 110761, 174053, 221522, 348106, 585451, 1170902, 1218371, 2436742, 4098157, 6439961, 8196314, 12879922, 45079727, 90159454]

約数ペア:

[(1, 90159454), (2, 45079727), (7, 12879922), (11, 8196314), (14, 6439961), (22, 4098157), (37, 2436742), (74, 1218371), (77, 1170902), (154, 585451), (259, 348106), (407, 221522), (518, 174053), (814, 110761), (2849, 31646), (5698, 15823)]