1982178

素因数分解:

$2^1\times 3^3\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1$

素因数の和:140

約数の個数: 64

約数和(自身を含む): 4976640

約数和(自身を除く): 2994462

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 27, 33, 47, 54, 66, 71, 94, 99, 141, 142, 198, 213, 282, 297, 423, 426, 517, 594, 639, 781, 846, 1034, 1269, 1278, 1551, 1562, 1917, 2343, 2538, 3102, 3337, 3834, 4653, 4686, 6674, 7029, 9306, 10011, 13959, 14058, 20022, 21087, 27918, 30033, 36707, 42174, 60066, 73414, 90099, 110121, 180198, 220242, 330363, 660726, 991089, 1982178]

約数ペア:

[(1, 1982178), (2, 991089), (3, 660726), (6, 330363), (9, 220242), (11, 180198), (18, 110121), (22, 90099), (27, 73414), (33, 60066), (47, 42174), (54, 36707), (66, 30033), (71, 27918), (94, 21087), (99, 20022), (141, 14058), (142, 13959), (198, 10011), (213, 9306), (282, 7029), (297, 6674), (423, 4686), (426, 4653), (517, 3834), (594, 3337), (639, 3102), (781, 2538), (846, 2343), (1034, 1917), (1269, 1562), (1278, 1551)]