42557978

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{9403}}^1$

素因数の和:9509

約数の個数: 16

約数和(自身を含む): 66806016

約数和(自身を除く): 24248038

約数列:

[1, 2, 31, 62, 73, 146, 2263, 4526, 9403, 18806, 291493, 582986, 686419, 1372838, 21278989, 42557978]

約数ペア:

[(1, 42557978), (2, 21278989), (31, 1372838), (62, 686419), (73, 582986), (146, 291493), (2263, 18806), (4526, 9403)]