393703142

素因数分解:

$2^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{211441}}^1$

素因数の和:211476

約数の個数: 24

約数和(自身を含む): 723131640

約数和(自身を除く): 329428498

約数列:

[1, 2, 7, 14, 19, 38, 49, 98, 133, 266, 931, 1862, 211441, 422882, 1480087, 2960174, 4017379, 8034758, 10360609, 20721218, 28121653, 56243306, 196851571, 393703142]

約数ペア:

[(1, 393703142), (2, 196851571), (7, 56243306), (14, 28121653), (19, 20721218), (38, 10360609), (49, 8034758), (98, 4017379), (133, 2960174), (266, 1480087), (931, 422882), (1862, 211441)]