1318236478

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{192781}}^1$

素因数の和:193059

約数の個数: 16

約数和(自身を含む): 2137566816

約数和(自身を除く): 819330338

約数列:

[1, 2, 13, 26, 263, 526, 3419, 6838, 192781, 385562, 2506153, 5012306, 50701403, 101402806, 659118239, 1318236478]

約数ペア:

[(1, 1318236478), (2, 659118239), (13, 101402806), (26, 50701403), (263, 5012306), (526, 2506153), (3419, 385562), (6838, 192781)]