428766

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{239}}^1$

素因数の和:280

約数の個数: 32

約数和(自身を含む): 967680

約数和(自身を除く): 538914

約数列:

[1, 2, 3, 6, 13, 23, 26, 39, 46, 69, 78, 138, 239, 299, 478, 598, 717, 897, 1434, 1794, 3107, 5497, 6214, 9321, 10994, 16491, 18642, 32982, 71461, 142922, 214383, 428766]

約数ペア:

[(1, 428766), (2, 214383), (3, 142922), (6, 71461), (13, 32982), (23, 18642), (26, 16491), (39, 10994), (46, 9321), (69, 6214), (78, 5497), (138, 3107), (239, 1794), (299, 1434), (478, 897), (598, 717)]