313655909

素因数分解:

$7^2\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{2143}}^1$

素因数の和:2289

約数の個数: 24

約数和(自身を含む): 381288960

約数和(自身を除く): 67633051

約数列:

[1, 7, 29, 49, 103, 203, 721, 1421, 2143, 2987, 5047, 15001, 20909, 62147, 105007, 146363, 220729, 435029, 1545103, 3045203, 6401141, 10815721, 44807987, 313655909]

約数ペア:

[(1, 313655909), (7, 44807987), (29, 10815721), (49, 6401141), (103, 3045203), (203, 1545103), (721, 435029), (1421, 220729), (2143, 146363), (2987, 105007), (5047, 62147), (15001, 20909)]