7890207

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{659}}^1$

素因数の和:982

約数の個数: 16

約数和(自身を含む): 11383680

約数和(自身を除く): 3493473

約数列:

[1, 3, 13, 39, 307, 659, 921, 1977, 3991, 8567, 11973, 25701, 202313, 606939, 2630069, 7890207]

約数ペア:

[(1, 7890207), (3, 2630069), (13, 606939), (39, 202313), (307, 25701), (659, 11973), (921, 8567), (1977, 3991)]