1290042

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1$

素因数の和:207

約数の個数: 48

約数和(自身を含む): 3112200

約数和(自身を除く): 1822158

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 37, 39, 74, 78, 111, 117, 149, 222, 234, 298, 333, 447, 481, 666, 894, 962, 1341, 1443, 1937, 2682, 2886, 3874, 4329, 5513, 5811, 8658, 11026, 11622, 16539, 17433, 33078, 34866, 49617, 71669, 99234, 143338, 215007, 430014, 645021, 1290042]

約数ペア:

[(1, 1290042), (2, 645021), (3, 430014), (6, 215007), (9, 143338), (13, 99234), (18, 71669), (26, 49617), (37, 34866), (39, 33078), (74, 17433), (78, 16539), (111, 11622), (117, 11026), (149, 8658), (222, 5811), (234, 5513), (298, 4329), (333, 3874), (447, 2886), (481, 2682), (666, 1937), (894, 1443), (962, 1341)]