47281390

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{443}}^1\times {\mathrm{821}}^1$

素因数の和:1284

約数の個数: 32

約数和(自身を含む): 91971936

約数和(自身を除く): 44690546

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 443, 821, 886, 1642, 2215, 4105, 4430, 5759, 8210, 10673, 11518, 21346, 28795, 53365, 57590, 106730, 363703, 727406, 1818515, 3637030, 4728139, 9456278, 23640695, 47281390]

約数ペア:

[(1, 47281390), (2, 23640695), (5, 9456278), (10, 4728139), (13, 3637030), (26, 1818515), (65, 727406), (130, 363703), (443, 106730), (821, 57590), (886, 53365), (1642, 28795), (2215, 21346), (4105, 11518), (4430, 10673), (5759, 8210)]