881181

素因数分解:

$3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{197}}^1$

素因数の和:281

約数の個数: 24

約数和(自身を含む): 1482624

約数和(自身を除く): 601443

約数列:

[1, 3, 7, 9, 21, 63, 71, 197, 213, 497, 591, 639, 1379, 1491, 1773, 4137, 4473, 12411, 13987, 41961, 97909, 125883, 293727, 881181]

約数ペア:

[(1, 881181), (3, 293727), (7, 125883), (9, 97909), (21, 41961), (63, 13987), (71, 12411), (197, 4473), (213, 4137), (497, 1773), (591, 1491), (639, 1379)]