278888908

素因数分解:

$2^2\times {\mathrm{73}}^1\times {\mathrm{733}}^1\times {\mathrm{1303}}^1$

素因数の和:2113

約数の個数: 24

約数和(自身を含む): 495796448

約数和(自身を除く): 216907540

約数列:

[1, 2, 4, 73, 146, 292, 733, 1303, 1466, 2606, 2932, 5212, 53509, 95119, 107018, 190238, 214036, 380476, 955099, 1910198, 3820396, 69722227, 139444454, 278888908]

約数ペア:

[(1, 278888908), (2, 139444454), (4, 69722227), (73, 3820396), (146, 1910198), (292, 955099), (733, 380476), (1303, 214036), (1466, 190238), (2606, 107018), (2932, 95119), (5212, 53509)]