990245022

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^3\times {\mathrm{43}}^1\times {\mathrm{1747}}^1$

素因数の和:1834

約数の個数: 64

約数和(自身を含む): 2196606720

約数和(自身を除く): 1206361698

約数列:

[1, 2, 3, 6, 13, 26, 39, 43, 78, 86, 129, 169, 258, 338, 507, 559, 1014, 1118, 1677, 1747, 2197, 3354, 3494, 4394, 5241, 6591, 7267, 10482, 13182, 14534, 21801, 22711, 43602, 45422, 68133, 75121, 94471, 136266, 150242, 188942, 225363, 283413, 295243, 450726, 566826, 590486, 885729, 976573, 1771458, 1953146, 2929719, 3838159, 5859438, 7676318, 11514477, 12695449, 23028954, 25390898, 38086347, 76172694, 165040837, 330081674, 495122511, 990245022]

約数ペア:

[(1, 990245022), (2, 495122511), (3, 330081674), (6, 165040837), (13, 76172694), (26, 38086347), (39, 25390898), (43, 23028954), (78, 12695449), (86, 11514477), (129, 7676318), (169, 5859438), (258, 3838159), (338, 2929719), (507, 1953146), (559, 1771458), (1014, 976573), (1118, 885729), (1677, 590486), (1747, 566826), (2197, 450726), (3354, 295243), (3494, 283413), (4394, 225363), (5241, 188942), (6591, 150242), (7267, 136266), (10482, 94471), (13182, 75121), (14534, 68133), (21801, 45422), (22711, 43602)]