1261386

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1$

素因数の和:136

約数の個数: 64

約数和(自身を含む): 3317760

約数和(自身を除く): 2056374

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 47, 54, 63, 71, 94, 126, 141, 142, 189, 213, 282, 329, 378, 423, 426, 497, 639, 658, 846, 987, 994, 1269, 1278, 1491, 1917, 1974, 2538, 2961, 2982, 3337, 3834, 4473, 5922, 6674, 8883, 8946, 10011, 13419, 17766, 20022, 23359, 26838, 30033, 46718, 60066, 70077, 90099, 140154, 180198, 210231, 420462, 630693, 1261386]

約数ペア:

[(1, 1261386), (2, 630693), (3, 420462), (6, 210231), (7, 180198), (9, 140154), (14, 90099), (18, 70077), (21, 60066), (27, 46718), (42, 30033), (47, 26838), (54, 23359), (63, 20022), (71, 17766), (94, 13419), (126, 10011), (141, 8946), (142, 8883), (189, 6674), (213, 5922), (282, 4473), (329, 3834), (378, 3337), (423, 2982), (426, 2961), (497, 2538), (639, 1974), (658, 1917), (846, 1491), (987, 1278), (994, 1269)]