137978961

素因数分解:

$3^1\times {\mathrm{107}}^1\times {\mathrm{421}}^1\times {\mathrm{1021}}^1$

素因数の和:1552

約数の個数: 16

約数和(自身を含む): 186314688

約数和(自身を除く): 48335727

約数列:

[1, 3, 107, 321, 421, 1021, 1263, 3063, 45047, 109247, 135141, 327741, 429841, 1289523, 45992987, 137978961]

約数ペア:

[(1, 137978961), (3, 45992987), (107, 1289523), (321, 429841), (421, 327741), (1021, 135141), (1263, 109247), (3063, 45047)]