681798832

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{297989}}^1$

素因数の和:298021

約数の個数: 40

約数和(自身を含む): 1551931920

約数和(自身を除く): 870133088

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 44, 52, 88, 104, 143, 176, 208, 286, 572, 1144, 2288, 297989, 595978, 1191956, 2383912, 3277879, 3873857, 4767824, 6555758, 7747714, 13111516, 15495428, 26223032, 30990856, 42612427, 52446064, 61981712, 85224854, 170449708, 340899416, 681798832]

約数ペア:

[(1, 681798832), (2, 340899416), (4, 170449708), (8, 85224854), (11, 61981712), (13, 52446064), (16, 42612427), (22, 30990856), (26, 26223032), (44, 15495428), (52, 13111516), (88, 7747714), (104, 6555758), (143, 4767824), (176, 3873857), (208, 3277879), (286, 2383912), (572, 1191956), (1144, 595978), (2288, 297989)]