78221084

素因数分解:

$2^2\times {\mathrm{103}}^1\times {\mathrm{373}}^1\times {\mathrm{509}}^1$

素因数の和:989

約数の個数: 24

約数和(自身を含む): 138858720

約数和(自身を除く): 60637636

約数列:

[1, 2, 4, 103, 206, 373, 412, 509, 746, 1018, 1492, 2036, 38419, 52427, 76838, 104854, 153676, 189857, 209708, 379714, 759428, 19555271, 39110542, 78221084]

約数ペア:

[(1, 78221084), (2, 39110542), (4, 19555271), (103, 759428), (206, 379714), (373, 209708), (412, 189857), (509, 153676), (746, 104854), (1018, 76838), (1492, 52427), (2036, 38419)]