15664548978

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{625631}}^1$

素因数の和:625759

約数の個数: 48

約数和(自身を含む): 36892267776

約数和(自身を除く): 21227718798

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 107, 117, 214, 234, 321, 642, 963, 1391, 1926, 2782, 4173, 8346, 12519, 25038, 625631, 1251262, 1876893, 3753786, 5630679, 8133203, 11261358, 16266406, 24399609, 48799218, 66942517, 73198827, 133885034, 146397654, 200827551, 401655102, 602482653, 870252721, 1204965306, 1740505442, 2610758163, 5221516326, 7832274489, 15664548978]

約数ペア:

[(1, 15664548978), (2, 7832274489), (3, 5221516326), (6, 2610758163), (9, 1740505442), (13, 1204965306), (18, 870252721), (26, 602482653), (39, 401655102), (78, 200827551), (107, 146397654), (117, 133885034), (214, 73198827), (234, 66942517), (321, 48799218), (642, 24399609), (963, 16266406), (1391, 11261358), (1926, 8133203), (2782, 5630679), (4173, 3753786), (8346, 1876893), (12519, 1251262), (25038, 625631)]