1278889478

素因数分解:

$2^1\times {\mathrm{113}}^1\times {\mathrm{239}}^1\times {\mathrm{23677}}^1$

素因数の和:24031

約数の個数: 16

約数和(自身を含む): 1943490240

約数和(自身を除く): 664600762

約数列:

[1, 2, 113, 226, 239, 478, 23677, 27007, 47354, 54014, 2675501, 5351002, 5658803, 11317606, 639444739, 1278889478]

約数ペア:

[(1, 1278889478), (2, 639444739), (113, 11317606), (226, 5658803), (239, 5351002), (478, 2675501), (23677, 54014), (27007, 47354)]