31054761

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{2113}}^1$

素因数の和:2213

約数の個数: 24

約数和(自身を含む): 47488896

約数和(自身を除く): 16434135

約数列:

[1, 3, 9, 23, 69, 71, 207, 213, 639, 1633, 2113, 4899, 6339, 14697, 19017, 48599, 145797, 150023, 437391, 450069, 1350207, 3450529, 10351587, 31054761]

約数ペア:

[(1, 31054761), (3, 10351587), (9, 3450529), (23, 1350207), (69, 450069), (71, 437391), (207, 150023), (213, 145797), (639, 48599), (1633, 19017), (2113, 14697), (4899, 6339)]