16123723

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{107}}^1$

素因数の和:247

約数の個数: 32

約数和(自身を含む): 21565440

約数和(自身を除く): 5441717

約数列:

[1, 7, 11, 19, 77, 103, 107, 133, 209, 721, 749, 1133, 1177, 1463, 1957, 2033, 7931, 8239, 11021, 13699, 14231, 21527, 22363, 77147, 121231, 150689, 156541, 209399, 848617, 1465793, 2303389, 16123723]

約数ペア:

[(1, 16123723), (7, 2303389), (11, 1465793), (19, 848617), (77, 209399), (103, 156541), (107, 150689), (133, 121231), (209, 77147), (721, 22363), (749, 21527), (1133, 14231), (1177, 13699), (1463, 11021), (1957, 8239), (2033, 7931)]