1123891443

素因数分解:

$3^4\times {\mathrm{443}}^1\times {\mathrm{31321}}^1$

素因数の和:31776

約数の個数: 20

約数和(自身を含む): 1682743128

約数和(自身を除く): 558851685

約数列:

[1, 3, 9, 27, 81, 443, 1329, 3987, 11961, 31321, 35883, 93963, 281889, 845667, 2537001, 13875203, 41625609, 124876827, 374630481, 1123891443]

約数ペア:

[(1, 1123891443), (3, 374630481), (9, 124876827), (27, 41625609), (81, 13875203), (443, 2537001), (1329, 845667), (3987, 281889), (11961, 93963), (31321, 35883)]