81775386

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{277}}^1$

素因数の和:377

約数の個数: 128

約数和(自身を含む): 230584320

約数和(自身を除く): 148808934

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 27, 33, 42, 54, 63, 66, 71, 77, 99, 126, 142, 154, 189, 198, 213, 231, 277, 297, 378, 426, 462, 497, 554, 594, 639, 693, 781, 831, 994, 1278, 1386, 1491, 1562, 1662, 1917, 1939, 2079, 2343, 2493, 2982, 3047, 3834, 3878, 4158, 4473, 4686, 4986, 5467, 5817, 6094, 7029, 7479, 8946, 9141, 10934, 11634, 13419, 14058, 14958, 16401, 17451, 18282, 19667, 21087, 21329, 26838, 27423, 32802, 34902, 39334, 42174, 42658, 49203, 52353, 54846, 59001, 63987, 82269, 98406, 104706, 118002, 127974, 137669, 147609, 164538, 177003, 191961, 216337, 275338, 295218, 354006, 383922, 413007, 432674, 531009, 575883, 649011, 826014, 1062018, 1151766, 1239021, 1298022, 1514359, 1947033, 2478042, 3028718, 3717063, 3894066, 4543077, 5841099, 7434126, 9086154, 11682198, 13629231, 27258462, 40887693, 81775386]

約数ペア:

[(1, 81775386), (2, 40887693), (3, 27258462), (6, 13629231), (7, 11682198), (9, 9086154), (11, 7434126), (14, 5841099), (18, 4543077), (21, 3894066), (22, 3717063), (27, 3028718), (33, 2478042), (42, 1947033), (54, 1514359), (63, 1298022), (66, 1239021), (71, 1151766), (77, 1062018), (99, 826014), (126, 649011), (142, 575883), (154, 531009), (189, 432674), (198, 413007), (213, 383922), (231, 354006), (277, 295218), (297, 275338), (378, 216337), (426, 191961), (462, 177003), (497, 164538), (554, 147609), (594, 137669), (639, 127974), (693, 118002), (781, 104706), (831, 98406), (994, 82269), (1278, 63987), (1386, 59001), (1491, 54846), (1562, 52353), (1662, 49203), (1917, 42658), (1939, 42174), (2079, 39334), (2343, 34902), (2493, 32802), (2982, 27423), (3047, 26838), (3834, 21329), (3878, 21087), (4158, 19667), (4473, 18282), (4686, 17451), (4986, 16401), (5467, 14958), (5817, 14058), (6094, 13419), (7029, 11634), (7479, 10934), (8946, 9141)]