1306721247

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{109139}}^1$

素因数の和:109462

約数の個数: 16

約数和(自身を含む): 1882446720

約数和(自身を除く): 575725473

約数列:

[1, 3, 13, 39, 307, 921, 3991, 11973, 109139, 327417, 1418807, 4256421, 33505673, 100517019, 435573749, 1306721247]

約数ペア:

[(1, 1306721247), (3, 435573749), (13, 100517019), (39, 33505673), (307, 4256421), (921, 1418807), (3991, 327417), (11973, 109139)]