12920705

素因数分解:

$5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{6257}}^1$

素因数の和:6328

約数の個数: 16

約数和(自身を含む): 18023040

約数和(自身を除く): 5102335

約数列:

[1, 5, 7, 35, 59, 295, 413, 2065, 6257, 31285, 43799, 218995, 369163, 1845815, 2584141, 12920705]

約数ペア:

[(1, 12920705), (5, 2584141), (7, 1845815), (35, 369163), (59, 218995), (295, 43799), (413, 31285), (2065, 6257)]