7138901

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1$

素因数の和:209

約数の個数: 32

約数和(自身を含む): 9676800

約数和(自身を除く): 2537899

約数列:

[1, 7, 11, 23, 29, 77, 139, 161, 203, 253, 319, 667, 973, 1529, 1771, 2233, 3197, 4031, 4669, 7337, 10703, 22379, 28217, 35167, 44341, 51359, 92713, 246169, 310387, 648991, 1019843, 7138901]

約数ペア:

[(1, 7138901), (7, 1019843), (11, 648991), (23, 310387), (29, 246169), (77, 92713), (139, 51359), (161, 44341), (203, 35167), (253, 28217), (319, 22379), (667, 10703), (973, 7337), (1529, 4669), (1771, 4031), (2233, 3197)]