206999586

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^2$

素因数の和:316

約数の個数: 72

約数和(自身を含む): 486929664

約数和(自身を除く): 279930078

約数列:

[1, 2, 3, 6, 9, 18, 23, 31, 46, 62, 69, 93, 127, 138, 186, 207, 254, 279, 381, 414, 558, 713, 762, 1143, 1426, 2139, 2286, 2921, 3937, 4278, 5842, 6417, 7874, 8763, 11811, 12834, 16129, 17526, 23622, 26289, 32258, 35433, 48387, 52578, 70866, 90551, 96774, 145161, 181102, 271653, 290322, 370967, 499999, 543306, 741934, 814959, 999998, 1112901, 1499997, 1629918, 2225802, 2999994, 3338703, 4499991, 6677406, 8999982, 11499977, 22999954, 34499931, 68999862, 103499793, 206999586]

約数ペア:

[(1, 206999586), (2, 103499793), (3, 68999862), (6, 34499931), (9, 22999954), (18, 11499977), (23, 8999982), (31, 6677406), (46, 4499991), (62, 3338703), (69, 2999994), (93, 2225802), (127, 1629918), (138, 1499997), (186, 1112901), (207, 999998), (254, 814959), (279, 741934), (381, 543306), (414, 499999), (558, 370967), (713, 290322), (762, 271653), (1143, 181102), (1426, 145161), (2139, 96774), (2286, 90551), (2921, 70866), (3937, 52578), (4278, 48387), (5842, 35433), (6417, 32258), (7874, 26289), (8763, 23622), (11811, 17526), (12834, 16129)]