30777131

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{193}}^1$

素因数の和:339

約数の個数: 32

約数和(自身を含む): 40972800

約数和(自身を除く): 10195669

約数列:

[1, 7, 11, 19, 77, 109, 133, 193, 209, 763, 1199, 1351, 1463, 2071, 2123, 3667, 8393, 14497, 14861, 21037, 22781, 25669, 40337, 147259, 159467, 231407, 282359, 399703, 1619849, 2797921, 4396733, 30777131]

約数ペア:

[(1, 30777131), (7, 4396733), (11, 2797921), (19, 1619849), (77, 399703), (109, 282359), (133, 231407), (193, 159467), (209, 147259), (763, 40337), (1199, 25669), (1351, 22781), (1463, 21037), (2071, 14861), (2123, 14497), (3667, 8393)]