64843919

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{2237}}^1$

素因数の和:2386

約数の個数: 16

約数和(自身を含む): 76700736

約数和(自身を除く): 11856817

約数列:

[1, 7, 41, 101, 287, 707, 2237, 4141, 15659, 28987, 91717, 225937, 642019, 1581559, 9263417, 64843919]

約数ペア:

[(1, 64843919), (7, 9263417), (41, 1581559), (101, 642019), (287, 225937), (707, 91717), (2237, 28987), (4141, 15659)]