1292963049

素因数分解:

$3^2\times 7^2\times {\mathrm{2931889}}^1$

素因数の和:2931909

約数の個数: 18

約数和(自身を含む): 2172530490

約数和(自身を除く): 879567441

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 2931889, 8795667, 20523223, 26387001, 61569669, 143662561, 184709007, 430987683, 1292963049]

約数ペア:

[(1, 1292963049), (3, 430987683), (7, 184709007), (9, 143662561), (21, 61569669), (49, 26387001), (63, 20523223), (147, 8795667), (441, 2931889)]