81404246

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{647}}^1$

素因数の和:729

約数の個数: 64

約数和(自身を含む): 164229120

約数和(自身を除く): 82824874

約数列:

[1, 2, 7, 11, 14, 19, 22, 38, 43, 77, 86, 133, 154, 209, 266, 301, 418, 473, 602, 647, 817, 946, 1294, 1463, 1634, 2926, 3311, 4529, 5719, 6622, 7117, 8987, 9058, 11438, 12293, 14234, 17974, 24586, 27821, 49819, 55642, 62909, 86051, 99638, 125818, 135223, 172102, 194747, 270446, 306031, 389494, 528599, 612062, 946561, 1057198, 1893122, 2142217, 3700193, 4284434, 5814589, 7400386, 11629178, 40702123, 81404246]

約数ペア:

[(1, 81404246), (2, 40702123), (7, 11629178), (11, 7400386), (14, 5814589), (19, 4284434), (22, 3700193), (38, 2142217), (43, 1893122), (77, 1057198), (86, 946561), (133, 612062), (154, 528599), (209, 389494), (266, 306031), (301, 270446), (418, 194747), (473, 172102), (602, 135223), (647, 125818), (817, 99638), (946, 86051), (1294, 62909), (1463, 55642), (1634, 49819), (2926, 27821), (3311, 24586), (4529, 17974), (5719, 14234), (6622, 12293), (7117, 11438), (8987, 9058)]