156989165

素因数分解:

$5^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^2$

素因数の和:317

約数の個数: 24

約数和(自身を含む): 197137152

約数和(自身を除く): 40147987

約数列:

[1, 5, 47, 71, 97, 235, 355, 485, 3337, 4559, 6887, 9409, 16685, 22795, 34435, 47045, 323689, 442223, 668039, 1618445, 2211115, 3340195, 31397833, 156989165]

約数ペア:

[(1, 156989165), (5, 31397833), (47, 3340195), (71, 2211115), (97, 1618445), (235, 668039), (355, 442223), (485, 323689), (3337, 47045), (4559, 34435), (6887, 22795), (9409, 16685)]