661440147304

素因数分解:

$2^3\times {\mathrm{521}}^1\times {\mathrm{1381}}^1\times {\mathrm{114913}}^1$

素因数の和:116821

約数の個数: 32

約数和(自身を含む): 1243491288840

約数和(自身を除く): 582051141536

約数列:

[1, 2, 4, 8, 521, 1042, 1381, 2084, 2762, 4168, 5524, 11048, 114913, 229826, 459652, 719501, 919304, 1439002, 2878004, 5756008, 59869673, 119739346, 158694853, 239478692, 317389706, 478957384, 634779412, 1269558824, 82680018413, 165360036826, 330720073652, 661440147304]

約数ペア:

[(1, 661440147304), (2, 330720073652), (4, 165360036826), (8, 82680018413), (521, 1269558824), (1042, 634779412), (1381, 478957384), (2084, 317389706), (2762, 239478692), (4168, 158694853), (5524, 119739346), (11048, 59869673), (114913, 5756008), (229826, 2878004), (459652, 1439002), (719501, 919304)]