4087238421

素因数分解:

$3^1\times 7^3\times {\mathrm{1993}}^2$

素因数の和:4010

約数の個数: 24

約数和(自身を含む): 6358468800

約数和(自身を除く): 2271230379

約数列:

[1, 3, 7, 21, 49, 147, 343, 1029, 1993, 5979, 13951, 41853, 97657, 292971, 683599, 2050797, 3972049, 11916147, 27804343, 83413029, 194630401, 583891203, 1362412807, 4087238421]

約数ペア:

[(1, 4087238421), (3, 1362412807), (7, 583891203), (21, 194630401), (49, 83413029), (147, 27804343), (343, 11916147), (1029, 3972049), (1993, 2050797), (5979, 683599), (13951, 292971), (41853, 97657)]