1280978091

素因数分解:

$3^3\times {\mathrm{47}}^1\times {\mathrm{1009439}}^1$

素因数の和:1009495

約数の個数: 16

約数和(自身を含む): 1938124800

約数和(自身を除く): 657146709

約数列:

[1, 3, 9, 27, 47, 141, 423, 1269, 1009439, 3028317, 9084951, 27254853, 47443633, 142330899, 426992697, 1280978091]

約数ペア:

[(1, 1280978091), (3, 426992697), (9, 142330899), (27, 47443633), (47, 27254853), (141, 9084951), (423, 3028317), (1269, 1009439)]