254644887

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{9029}}^1$

素因数の和:9135

約数の個数: 32

約数和(自身を含む): 416102400

約数和(自身を除く): 161457513

約数列:

[1, 3, 7, 17, 21, 51, 79, 119, 237, 357, 553, 1343, 1659, 4029, 9029, 9401, 27087, 28203, 63203, 153493, 189609, 460479, 713291, 1074451, 2139873, 3223353, 4993037, 12125947, 14979111, 36377841, 84881629, 254644887]

約数ペア:

[(1, 254644887), (3, 84881629), (7, 36377841), (17, 14979111), (21, 12125947), (51, 4993037), (79, 3223353), (119, 2139873), (237, 1074451), (357, 713291), (553, 460479), (1343, 189609), (1659, 153493), (4029, 63203), (9029, 28203), (9401, 27087)]