211514238

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53171}}^1$

素因数の和:53209

約数の個数: 48

約数和(自身を含む): 522574416

約数和(自身を除く): 311060178

約数列:

[1, 2, 3, 6, 9, 13, 17, 18, 26, 34, 39, 51, 78, 102, 117, 153, 221, 234, 306, 442, 663, 1326, 1989, 3978, 53171, 106342, 159513, 319026, 478539, 691223, 903907, 957078, 1382446, 1807814, 2073669, 2711721, 4147338, 5423442, 6221007, 8135163, 11750791, 12442014, 16270326, 23501582, 35252373, 70504746, 105757119, 211514238]

約数ペア:

[(1, 211514238), (2, 105757119), (3, 70504746), (6, 35252373), (9, 23501582), (13, 16270326), (17, 12442014), (18, 11750791), (26, 8135163), (34, 6221007), (39, 5423442), (51, 4147338), (78, 2711721), (102, 2073669), (117, 1807814), (153, 1382446), (221, 957078), (234, 903907), (306, 691223), (442, 478539), (663, 319026), (1326, 159513), (1989, 106342), (3978, 53171)]