1970943

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{521}}^1$

素因数の和:634

約数の個数: 16

約数和(自身を含む): 2864736

約数和(自身を除く): 893793

約数列:

[1, 3, 13, 39, 97, 291, 521, 1261, 1563, 3783, 6773, 20319, 50537, 151611, 656981, 1970943]

約数ペア:

[(1, 1970943), (3, 656981), (13, 151611), (39, 50537), (97, 20319), (291, 6773), (521, 3783), (1261, 1563)]