1380521727

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{55921}}^1$

素因数の和:56151

約数の個数: 24

約数和(自身を含む): 2157694448

約数和(自身を除く): 777172721

約数列:

[1, 3, 9, 13, 39, 117, 211, 633, 1899, 2743, 8229, 24687, 55921, 167763, 503289, 726973, 2180919, 6542757, 11799331, 35397993, 106193979, 153391303, 460173909, 1380521727]

約数ペア:

[(1, 1380521727), (3, 460173909), (9, 153391303), (13, 106193979), (39, 35397993), (117, 11799331), (211, 6542757), (633, 2180919), (1899, 726973), (2743, 503289), (8229, 167763), (24687, 55921)]