28166157054

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{1201}}^1\times {\mathrm{20681}}^1$

素因数の和:21903

約数の個数: 80

約数和(自身を含む): 72192754656

約数和(自身を除く): 44026597602

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 126, 162, 189, 378, 567, 1134, 1201, 2402, 3603, 7206, 8407, 10809, 16814, 20681, 21618, 25221, 32427, 41362, 50442, 62043, 64854, 75663, 97281, 124086, 144767, 151326, 186129, 194562, 226989, 289534, 372258, 434301, 453978, 558387, 680967, 868602, 1116774, 1302903, 1361934, 1675161, 2605806, 3350322, 3908709, 7817418, 11726127, 23452254, 24837881, 49675762, 74513643, 149027286, 173865167, 223540929, 347730334, 447081858, 521595501, 670622787, 1043191002, 1341245574, 1564786503, 2011868361, 3129573006, 4023736722, 4694359509, 9388719018, 14083078527, 28166157054]

約数ペア:

[(1, 28166157054), (2, 14083078527), (3, 9388719018), (6, 4694359509), (7, 4023736722), (9, 3129573006), (14, 2011868361), (18, 1564786503), (21, 1341245574), (27, 1043191002), (42, 670622787), (54, 521595501), (63, 447081858), (81, 347730334), (126, 223540929), (162, 173865167), (189, 149027286), (378, 74513643), (567, 49675762), (1134, 24837881), (1201, 23452254), (2402, 11726127), (3603, 7817418), (7206, 3908709), (8407, 3350322), (10809, 2605806), (16814, 1675161), (20681, 1361934), (21618, 1302903), (25221, 1116774), (32427, 868602), (41362, 680967), (50442, 558387), (62043, 453978), (64854, 434301), (75663, 372258), (97281, 289534), (124086, 226989), (144767, 194562), (151326, 186129)]