211031784

素因数分解:

$2^3\times 3^3\times {\mathrm{19}}^1\times {\mathrm{51421}}^1$

素因数の和:51455

約数の個数: 64

約数和(自身を含む): 617064000

約数和(自身を除く): 406032216

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 27, 36, 38, 54, 57, 72, 76, 108, 114, 152, 171, 216, 228, 342, 456, 513, 684, 1026, 1368, 2052, 4104, 51421, 102842, 154263, 205684, 308526, 411368, 462789, 617052, 925578, 976999, 1234104, 1388367, 1851156, 1953998, 2776734, 2930997, 3702312, 3907996, 5553468, 5861994, 7815992, 8792991, 11106936, 11723988, 17585982, 23447976, 26378973, 35171964, 52757946, 70343928, 105515892, 211031784]

約数ペア:

[(1, 211031784), (2, 105515892), (3, 70343928), (4, 52757946), (6, 35171964), (8, 26378973), (9, 23447976), (12, 17585982), (18, 11723988), (19, 11106936), (24, 8792991), (27, 7815992), (36, 5861994), (38, 5553468), (54, 3907996), (57, 3702312), (72, 2930997), (76, 2776734), (108, 1953998), (114, 1851156), (152, 1388367), (171, 1234104), (216, 976999), (228, 925578), (342, 617052), (456, 462789), (513, 411368), (684, 308526), (1026, 205684), (1368, 154263), (2052, 102842), (4104, 51421)]