42821307

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{3527}}^1$

素因数の和:3623

約数の個数: 24

約数和(自身を含む): 66044160

約数和(自身を除く): 23222853

約数列:

[1, 3, 9, 19, 57, 71, 171, 213, 639, 1349, 3527, 4047, 10581, 12141, 31743, 67013, 201039, 250417, 603117, 751251, 2253753, 4757923, 14273769, 42821307]

約数ペア:

[(1, 42821307), (3, 14273769), (9, 4757923), (19, 2253753), (57, 751251), (71, 603117), (171, 250417), (213, 201039), (639, 67013), (1349, 31743), (3527, 12141), (4047, 10581)]