397010958

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{21961}}^1$

素因数の和:22120

約数の個数: 32

約数和(自身を含む): 834907392

約数和(自身を除く): 437896434

約数列:

[1, 2, 3, 6, 23, 46, 69, 131, 138, 262, 393, 786, 3013, 6026, 9039, 18078, 21961, 43922, 65883, 131766, 505103, 1010206, 1515309, 2876891, 3030618, 5753782, 8630673, 17261346, 66168493, 132336986, 198505479, 397010958]

約数ペア:

[(1, 397010958), (2, 198505479), (3, 132336986), (6, 66168493), (23, 17261346), (46, 8630673), (69, 5753782), (131, 3030618), (138, 2876891), (262, 1515309), (393, 1010206), (786, 505103), (3013, 131766), (6026, 65883), (9039, 43922), (18078, 21961)]