217966394877

素因数分解:

$3^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{179969}}^1$

素因数の和:180111

約数の個数: 64

約数和(自身を含む): 373185792000

約数和(自身を除く): 155219397123

約数列:

[1, 3, 7, 11, 21, 33, 49, 77, 107, 147, 231, 321, 343, 539, 749, 1029, 1177, 1617, 2247, 3531, 3773, 5243, 8239, 11319, 15729, 24717, 36701, 57673, 110103, 173019, 179969, 403711, 539907, 1211133, 1259783, 1979659, 3779349, 5938977, 8818481, 13857613, 19256683, 26455443, 41572839, 57770049, 61729367, 97003291, 134796781, 185188101, 211823513, 291009873, 404390343, 635470539, 679023037, 943577467, 1482764591, 2037069111, 2830732401, 4448293773, 6605042269, 10379352137, 19815126807, 31138056411, 72655464959, 217966394877]

約数ペア:

[(1, 217966394877), (3, 72655464959), (7, 31138056411), (11, 19815126807), (21, 10379352137), (33, 6605042269), (49, 4448293773), (77, 2830732401), (107, 2037069111), (147, 1482764591), (231, 943577467), (321, 679023037), (343, 635470539), (539, 404390343), (749, 291009873), (1029, 211823513), (1177, 185188101), (1617, 134796781), (2247, 97003291), (3531, 61729367), (3773, 57770049), (5243, 41572839), (8239, 26455443), (11319, 19256683), (15729, 13857613), (24717, 8818481), (36701, 5938977), (57673, 3779349), (110103, 1979659), (173019, 1259783), (179969, 1211133), (403711, 539907)]