331206356

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{205463}}^1$

素因数の和:205511

約数の個数: 24

約数和(自身を含む): 644335104

約数和(自身を除く): 313128748

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 403, 806, 1612, 205463, 410926, 821852, 2671019, 5342038, 6369353, 10684076, 12738706, 25477412, 82801589, 165603178, 331206356]

約数ペア:

[(1, 331206356), (2, 165603178), (4, 82801589), (13, 25477412), (26, 12738706), (31, 10684076), (52, 6369353), (62, 5342038), (124, 2671019), (403, 821852), (806, 410926), (1612, 205463)]