679156919

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{2161}}^1$

素因数の和:2343

約数の個数: 32

約数和(自身を含む): 871718400

約数和(自身を除く): 192561481

約数列:

[1, 7, 17, 19, 119, 133, 139, 323, 973, 2161, 2261, 2363, 2641, 15127, 16541, 18487, 36737, 41059, 44897, 257159, 287413, 300379, 314279, 698003, 2102653, 4886021, 5106443, 5707201, 35745101, 39950407, 97022417, 679156919]

約数ペア:

[(1, 679156919), (7, 97022417), (17, 39950407), (19, 35745101), (119, 5707201), (133, 5106443), (139, 4886021), (323, 2102653), (973, 698003), (2161, 314279), (2261, 300379), (2363, 287413), (2641, 257159), (15127, 44897), (16541, 41059), (18487, 36737)]