1990879489

素因数分解:

${\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{78607}}^1$

素因数の和:78700

約数の個数: 16

約数和(自身を含む): 2213601280

約数和(自身を除く): 222721791

約数列:

[1, 19, 31, 43, 589, 817, 1333, 25327, 78607, 1493533, 2436817, 3380101, 46299523, 64221919, 104783131, 1990879489]

約数ペア:

[(1, 1990879489), (19, 104783131), (31, 64221919), (43, 46299523), (589, 3380101), (817, 2436817), (1333, 1493533), (25327, 78607)]