254844359

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{4051}}^1$

素因数の和:4131

約数の個数: 32

約数和(自身を含む): 342312960

約数和(自身を除く): 87468601

約数列:

[1, 7, 11, 19, 43, 77, 133, 209, 301, 473, 817, 1463, 3311, 4051, 5719, 8987, 28357, 44561, 62909, 76969, 174193, 311927, 538783, 846659, 1219351, 1916123, 3309667, 5926613, 13412861, 23167669, 36406337, 254844359]

約数ペア:

[(1, 254844359), (7, 36406337), (11, 23167669), (19, 13412861), (43, 5926613), (77, 3309667), (133, 1916123), (209, 1219351), (301, 846659), (473, 538783), (817, 311927), (1463, 174193), (3311, 76969), (4051, 62909), (5719, 44561), (8987, 28357)]