142671893

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{43}}^1\times {\mathrm{101}}^1$

素因数の和:202

約数の個数: 48

約数和(自身を含む): 191511936

約数和(自身を除く): 48840043

約数列:

[1, 7, 13, 19, 43, 91, 101, 133, 247, 301, 361, 559, 707, 817, 1313, 1729, 1919, 2527, 3913, 4343, 4693, 5719, 9191, 10621, 13433, 15523, 24947, 30401, 32851, 36461, 56459, 74347, 82517, 108661, 174629, 201799, 255227, 395213, 473993, 577619, 1072721, 1412593, 1567823, 3317951, 7509047, 10974761, 20381699, 142671893]

約数ペア:

[(1, 142671893), (7, 20381699), (13, 10974761), (19, 7509047), (43, 3317951), (91, 1567823), (101, 1412593), (133, 1072721), (247, 577619), (301, 473993), (361, 395213), (559, 255227), (707, 201799), (817, 174629), (1313, 108661), (1729, 82517), (1919, 74347), (2527, 56459), (3913, 36461), (4343, 32851), (4693, 30401), (5719, 24947), (9191, 15523), (10621, 13433)]