221534742

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{8329}}^1$

素因数の和:8389

約数の個数: 64

約数和(自身を含む): 537384960

約数和(自身を除く): 315850218

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 31, 33, 39, 62, 66, 78, 93, 143, 186, 286, 341, 403, 429, 682, 806, 858, 1023, 1209, 2046, 2418, 4433, 8329, 8866, 13299, 16658, 24987, 26598, 49974, 91619, 108277, 183238, 216554, 258199, 274857, 324831, 516398, 549714, 649662, 774597, 1191047, 1549194, 2382094, 2840189, 3356587, 3573141, 5680378, 6713174, 7146282, 8520567, 10069761, 17041134, 20139522, 36922457, 73844914, 110767371, 221534742]

約数ペア:

[(1, 221534742), (2, 110767371), (3, 73844914), (6, 36922457), (11, 20139522), (13, 17041134), (22, 10069761), (26, 8520567), (31, 7146282), (33, 6713174), (39, 5680378), (62, 3573141), (66, 3356587), (78, 2840189), (93, 2382094), (143, 1549194), (186, 1191047), (286, 774597), (341, 649662), (403, 549714), (429, 516398), (682, 324831), (806, 274857), (858, 258199), (1023, 216554), (1209, 183238), (2046, 108277), (2418, 91619), (4433, 49974), (8329, 26598), (8866, 24987), (13299, 16658)]