31727381

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{1109}}^1$

素因数の和:1244

約数の個数: 16

約数和(自身を含む): 37438080

約数和(自身を除く): 5710699

約数列:

[1, 7, 61, 67, 427, 469, 1109, 4087, 7763, 28609, 67649, 74303, 473543, 520121, 4532483, 31727381]

約数ペア:

[(1, 31727381), (7, 4532483), (61, 520121), (67, 473543), (427, 74303), (469, 67649), (1109, 28609), (4087, 7763)]