78487612

素因数分解:

$2^2\times 7^2\times {\mathrm{41}}^1\times {\mathrm{9767}}^1$

素因数の和:9826

約数の個数: 36

約数和(自身を含む): 163692144

約数和(自身を除く): 85204532

約数列:

[1, 2, 4, 7, 14, 28, 41, 49, 82, 98, 164, 196, 287, 574, 1148, 2009, 4018, 8036, 9767, 19534, 39068, 68369, 136738, 273476, 400447, 478583, 800894, 957166, 1601788, 1914332, 2803129, 5606258, 11212516, 19621903, 39243806, 78487612]

約数ペア:

[(1, 78487612), (2, 39243806), (4, 19621903), (7, 11212516), (14, 5606258), (28, 2803129), (41, 1914332), (49, 1601788), (82, 957166), (98, 800894), (164, 478583), (196, 400447), (287, 273476), (574, 136738), (1148, 68369), (2009, 39068), (4018, 19534), (8036, 9767)]