217870029

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{103}}^1\times {\mathrm{179}}^1$

素因数の和:402

約数の個数: 48

約数和(自身を含む): 347518080

約数和(自身を除く): 129648051

約数列:

[1, 3, 9, 13, 39, 101, 103, 117, 179, 303, 309, 537, 909, 927, 1313, 1339, 1611, 2327, 3939, 4017, 6981, 10403, 11817, 12051, 18079, 18437, 20943, 31209, 54237, 55311, 93627, 135239, 162711, 165933, 235027, 239681, 405717, 705081, 719043, 1217151, 1862137, 2115243, 2157129, 5586411, 16759233, 24207781, 72623343, 217870029]

約数ペア:

[(1, 217870029), (3, 72623343), (9, 24207781), (13, 16759233), (39, 5586411), (101, 2157129), (103, 2115243), (117, 1862137), (179, 1217151), (303, 719043), (309, 705081), (537, 405717), (909, 239681), (927, 235027), (1313, 165933), (1339, 162711), (1611, 135239), (2327, 93627), (3939, 55311), (4017, 54237), (6981, 31209), (10403, 20943), (11817, 18437), (12051, 18079)]