223835655

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{20929}}^1$

素因数の和:20991

約数の個数: 32

約数和(自身を含む): 385781760

約数和(自身を除く): 161946105

約数列:

[1, 3, 5, 15, 23, 31, 69, 93, 115, 155, 345, 465, 713, 2139, 3565, 10695, 20929, 62787, 104645, 313935, 481367, 648799, 1444101, 1946397, 2406835, 3243995, 7220505, 9731985, 14922377, 44767131, 74611885, 223835655]

約数ペア:

[(1, 223835655), (3, 74611885), (5, 44767131), (15, 14922377), (23, 9731985), (31, 7220505), (69, 3243995), (93, 2406835), (115, 1946397), (155, 1444101), (345, 648799), (465, 481367), (713, 313935), (2139, 104645), (3565, 62787), (10695, 20929)]