6721291257

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{1680743}}^1$

素因数の和:1680820

約数の個数: 16

約数和(自身を含む): 9465950208

約数和(自身を除く): 2744658951

約数列:

[1, 3, 31, 43, 93, 129, 1333, 3999, 1680743, 5042229, 52103033, 72271949, 156309099, 216815847, 2240430419, 6721291257]

約数ペア:

[(1, 6721291257), (3, 2240430419), (31, 216815847), (43, 156309099), (93, 72271949), (129, 52103033), (1333, 5042229), (3999, 1680743)]