4428837

素因数分解:

$3^4\times 7^1\times {\mathrm{73}}^1\times {\mathrm{107}}^1$

素因数の和:199

約数の個数: 40

約数和(自身を含む): 7736256

約数和(自身を除く): 3307419

約数列:

[1, 3, 7, 9, 21, 27, 63, 73, 81, 107, 189, 219, 321, 511, 567, 657, 749, 963, 1533, 1971, 2247, 2889, 4599, 5913, 6741, 7811, 8667, 13797, 20223, 23433, 41391, 54677, 60669, 70299, 164031, 210897, 492093, 632691, 1476279, 4428837]

約数ペア:

[(1, 4428837), (3, 1476279), (7, 632691), (9, 492093), (21, 210897), (27, 164031), (63, 70299), (73, 60669), (81, 54677), (107, 41391), (189, 23433), (219, 20223), (321, 13797), (511, 8667), (567, 7811), (657, 6741), (749, 5913), (963, 4599), (1533, 2889), (1971, 2247)]