128177998

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{37633}}^1$

素因数の和:37779

約数の個数: 16

約数和(自身を含む): 208642896

約数和(自身を除く): 80464898

約数列:

[1, 2, 13, 26, 131, 262, 1703, 3406, 37633, 75266, 489229, 978458, 4929923, 9859846, 64088999, 128177998]

約数ペア:

[(1, 128177998), (2, 64088999), (13, 9859846), (26, 4929923), (131, 978458), (262, 489229), (1703, 75266), (3406, 37633)]