621422879

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{653}}^1\times {\mathrm{727}}^1$

素因数の和:1415

約数の個数: 32

約数和(自身を含む): 822721536

約数和(自身を除く): 201298657

約数列:

[1, 7, 11, 17, 77, 119, 187, 653, 727, 1309, 4571, 5089, 7183, 7997, 11101, 12359, 50281, 55979, 77707, 86513, 122111, 135949, 474731, 854777, 951643, 3323117, 5222041, 8070427, 36554287, 56492989, 88774697, 621422879]

約数ペア:

[(1, 621422879), (7, 88774697), (11, 56492989), (17, 36554287), (77, 8070427), (119, 5222041), (187, 3323117), (653, 951643), (727, 854777), (1309, 474731), (4571, 135949), (5089, 122111), (7183, 86513), (7997, 77707), (11101, 55979), (12359, 50281)]