28379769

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{269}}^1$

素因数の和:445

約数の個数: 32

約数和(自身を含む): 43545600

約数和(自身を除く): 15165831

約数列:

[1, 3, 11, 23, 33, 69, 139, 253, 269, 417, 759, 807, 1529, 2959, 3197, 4587, 6187, 8877, 9591, 18561, 35167, 37391, 68057, 105501, 112173, 204171, 411301, 859993, 1233903, 2579979, 9459923, 28379769]

約数ペア:

[(1, 28379769), (3, 9459923), (11, 2579979), (23, 1233903), (33, 859993), (69, 411301), (139, 204171), (253, 112173), (269, 105501), (417, 68057), (759, 37391), (807, 35167), (1529, 18561), (2959, 9591), (3197, 8877), (4587, 6187)]