1664108

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1$

素因数の和:257

約数の個数: 24

約数和(自身を含む): 3045840

約数和(自身を除く): 1381732

約数列:

[1, 2, 4, 41, 73, 82, 139, 146, 164, 278, 292, 556, 2993, 5699, 5986, 10147, 11398, 11972, 20294, 22796, 40588, 416027, 832054, 1664108]

約数ペア:

[(1, 1664108), (2, 832054), (4, 416027), (41, 40588), (73, 22796), (82, 20294), (139, 11972), (146, 11398), (164, 10147), (278, 5986), (292, 5699), (556, 2993)]