67641938

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{631}}^1$

素因数の和:703

約数の個数: 64

約数和(自身を含む): 135905280

約数和(自身を除く): 68263342

約数列:

[1, 2, 7, 13, 14, 19, 26, 31, 38, 62, 91, 133, 182, 217, 247, 266, 403, 434, 494, 589, 631, 806, 1178, 1262, 1729, 2821, 3458, 4123, 4417, 5642, 7657, 8203, 8246, 8834, 11989, 15314, 16406, 19561, 23978, 39122, 53599, 57421, 83923, 107198, 114842, 136927, 155857, 167846, 254293, 273854, 311714, 371659, 508586, 743318, 1090999, 1780051, 2181998, 2601613, 3560102, 4831567, 5203226, 9663134, 33820969, 67641938]

約数ペア:

[(1, 67641938), (2, 33820969), (7, 9663134), (13, 5203226), (14, 4831567), (19, 3560102), (26, 2601613), (31, 2181998), (38, 1780051), (62, 1090999), (91, 743318), (133, 508586), (182, 371659), (217, 311714), (247, 273854), (266, 254293), (403, 167846), (434, 155857), (494, 136927), (589, 114842), (631, 107198), (806, 83923), (1178, 57421), (1262, 53599), (1729, 39122), (2821, 23978), (3458, 19561), (4123, 16406), (4417, 15314), (5642, 11989), (7657, 8834), (8203, 8246)]