2779737947

素因数分解:

$7^1\times {\mathrm{109}}^1\times {\mathrm{307}}^1\times {\mathrm{11867}}^1$

素因数の和:12290

約数の個数: 16

約数和(自身を含む): 3216702720

約数和(自身を除く): 436964773

約数列:

[1, 7, 109, 307, 763, 2149, 11867, 33463, 83069, 234241, 1293503, 3643169, 9054521, 25502183, 397105421, 2779737947]

約数ペア:

[(1, 2779737947), (7, 397105421), (109, 25502183), (307, 9054521), (763, 3643169), (2149, 1293503), (11867, 234241), (33463, 83069)]