311938899

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{1381}}^1$

素因数の和:1547

約数の個数: 32

約数和(自身を含む): 455330304

約数和(自身を除く): 143391405

約数列:

[1, 3, 17, 43, 51, 103, 129, 309, 731, 1381, 1751, 2193, 4143, 4429, 5253, 13287, 23477, 59383, 70431, 75293, 142243, 178149, 225879, 426729, 1009511, 2418131, 3028533, 6116449, 7254393, 18349347, 103979633, 311938899]

約数ペア:

[(1, 311938899), (3, 103979633), (17, 18349347), (43, 7254393), (51, 6116449), (103, 3028533), (129, 2418131), (309, 1009511), (731, 426729), (1381, 225879), (1751, 178149), (2193, 142243), (4143, 75293), (4429, 70431), (5253, 59383), (13287, 23477)]