68817903

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{53}}^1\times {\mathrm{73}}^1$

素因数の和:165

約数の個数: 72

約数和(自身を含む): 121174704

約数和(自身を除く): 52356801

約数列:

[1, 3, 7, 11, 21, 33, 49, 53, 73, 77, 121, 147, 159, 219, 231, 363, 371, 511, 539, 583, 803, 847, 1113, 1533, 1617, 1749, 2409, 2541, 2597, 3577, 3869, 4081, 5621, 5929, 6413, 7791, 8833, 10731, 11607, 12243, 16863, 17787, 19239, 26499, 27083, 28567, 39347, 42559, 44891, 61831, 81249, 85701, 118041, 127677, 134673, 185493, 189581, 297913, 314237, 432817, 468149, 568743, 893739, 942711, 1298451, 1404447, 2085391, 3277043, 6256173, 9831129, 22939301, 68817903]

約数ペア:

[(1, 68817903), (3, 22939301), (7, 9831129), (11, 6256173), (21, 3277043), (33, 2085391), (49, 1404447), (53, 1298451), (73, 942711), (77, 893739), (121, 568743), (147, 468149), (159, 432817), (219, 314237), (231, 297913), (363, 189581), (371, 185493), (511, 134673), (539, 127677), (583, 118041), (803, 85701), (847, 81249), (1113, 61831), (1533, 44891), (1617, 42559), (1749, 39347), (2409, 28567), (2541, 27083), (2597, 26499), (3577, 19239), (3869, 17787), (4081, 16863), (5621, 12243), (5929, 11607), (6413, 10731), (7791, 8833)]