28637334

素因数分解:

$2^1\times 3^3\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{1303}}^1$

素因数の和:1362

約数の個数: 64

約数和(自身を含む): 71354880

約数和(自身を除く): 42717546

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 27, 33, 37, 54, 66, 74, 99, 111, 198, 222, 297, 333, 407, 594, 666, 814, 999, 1221, 1303, 1998, 2442, 2606, 3663, 3909, 7326, 7818, 10989, 11727, 14333, 21978, 23454, 28666, 35181, 42999, 48211, 70362, 85998, 96422, 128997, 144633, 257994, 289266, 386991, 433899, 530321, 773982, 867798, 1060642, 1301697, 1590963, 2603394, 3181926, 4772889, 9545778, 14318667, 28637334]

約数ペア:

[(1, 28637334), (2, 14318667), (3, 9545778), (6, 4772889), (9, 3181926), (11, 2603394), (18, 1590963), (22, 1301697), (27, 1060642), (33, 867798), (37, 773982), (54, 530321), (66, 433899), (74, 386991), (99, 289266), (111, 257994), (198, 144633), (222, 128997), (297, 96422), (333, 85998), (407, 70362), (594, 48211), (666, 42999), (814, 35181), (999, 28666), (1221, 23454), (1303, 21978), (1998, 14333), (2442, 11727), (2606, 10989), (3663, 7818), (3909, 7326)]