20150914861

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{43}}^1\times {\mathrm{21059}}^1$

素因数の和:21154

約数の個数: 48

約数和(自身を含む): 27309934080

約数和(自身を除く): 7159019219

約数列:

[1, 7, 11, 17, 43, 77, 119, 187, 289, 301, 473, 731, 1309, 2023, 3179, 3311, 5117, 8041, 12427, 21059, 22253, 56287, 86989, 136697, 147413, 231649, 358003, 905537, 956879, 1621543, 2506021, 3938033, 6086051, 6338759, 9960907, 15394129, 27566231, 42602357, 66946561, 69726349, 107758903, 169335419, 261700193, 468625927, 1185347933, 1831901351, 2878702123, 20150914861]

約数ペア:

[(1, 20150914861), (7, 2878702123), (11, 1831901351), (17, 1185347933), (43, 468625927), (77, 261700193), (119, 169335419), (187, 107758903), (289, 69726349), (301, 66946561), (473, 42602357), (731, 27566231), (1309, 15394129), (2023, 9960907), (3179, 6338759), (3311, 6086051), (5117, 3938033), (8041, 2506021), (12427, 1621543), (21059, 956879), (22253, 905537), (56287, 358003), (86989, 231649), (136697, 147413)]