28771389

素因数分解:

$3^3\times {\mathrm{151}}^1\times {\mathrm{7057}}^1$

素因数の和:7217

約数の個数: 16

約数和(自身を含む): 42912640

約数和(自身を除く): 14141251

約数列:

[1, 3, 9, 27, 151, 453, 1359, 4077, 7057, 21171, 63513, 190539, 1065607, 3196821, 9590463, 28771389]

約数ペア:

[(1, 28771389), (3, 9590463), (9, 3196821), (27, 1065607), (151, 190539), (453, 63513), (1359, 21171), (4077, 7057)]