217804581

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{12611}}^1$

素因数の和:12737

約数の個数: 24

約数和(自身を含む): 334470240

約数和(自身を除く): 116665659

約数列:

[1, 3, 9, 19, 57, 101, 171, 303, 909, 1919, 5757, 12611, 17271, 37833, 113499, 239609, 718827, 1273711, 2156481, 3821133, 11463399, 24200509, 72601527, 217804581]

約数ペア:

[(1, 217804581), (3, 72601527), (9, 24200509), (19, 11463399), (57, 3821133), (101, 2156481), (171, 1273711), (303, 718827), (909, 239609), (1919, 113499), (5757, 37833), (12611, 17271)]