138984914

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{331}}^1\times {\mathrm{2957}}^1$

素因数の和:3361

約数の個数: 16

約数和(自身を含む): 212124096

約数和(自身を除く): 73139182

約数列:

[1, 2, 71, 142, 331, 662, 2957, 5914, 23501, 47002, 209947, 419894, 978767, 1957534, 69492457, 138984914]

約数ペア:

[(1, 138984914), (2, 69492457), (71, 1957534), (142, 978767), (331, 419894), (662, 209947), (2957, 47002), (5914, 23501)]