217114638

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{6907}}^1$

素因数の和:6969

約数の個数: 48

約数和(自身を含む): 485438976

約数和(自身を除く): 268324338

約数列:

[1, 2, 3, 6, 13, 26, 31, 39, 62, 78, 93, 169, 186, 338, 403, 507, 806, 1014, 1209, 2418, 5239, 6907, 10478, 13814, 15717, 20721, 31434, 41442, 89791, 179582, 214117, 269373, 428234, 538746, 642351, 1167283, 1284702, 2334566, 2783521, 3501849, 5567042, 7003698, 8350563, 16701126, 36185773, 72371546, 108557319, 217114638]

約数ペア:

[(1, 217114638), (2, 108557319), (3, 72371546), (6, 36185773), (13, 16701126), (26, 8350563), (31, 7003698), (39, 5567042), (62, 3501849), (78, 2783521), (93, 2334566), (169, 1284702), (186, 1167283), (338, 642351), (403, 538746), (507, 428234), (806, 269373), (1014, 214117), (1209, 179582), (2418, 89791), (5239, 41442), (6907, 31434), (10478, 20721), (13814, 15717)]