293118147

素因数分解:

$3^2\times 7^2\times {\mathrm{664667}}^1$

素因数の和:664687

約数の個数: 18

約数和(自身を含む): 492518988

約数和(自身を除く): 199400841

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 664667, 1994001, 4652669, 5982003, 13958007, 32568683, 41874021, 97706049, 293118147]

約数ペア:

[(1, 293118147), (3, 97706049), (7, 41874021), (9, 32568683), (21, 13958007), (49, 5982003), (63, 4652669), (147, 1994001), (441, 664667)]