208398411

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{449}}^1\times {\mathrm{3967}}^1$

素因数の和:4435

約数の個数: 24

約数和(自身を含む): 324979200

約数和(自身を除く): 116580789

約数列:

[1, 3, 9, 13, 39, 117, 449, 1347, 3967, 4041, 5837, 11901, 17511, 35703, 51571, 52533, 154713, 464139, 1781183, 5343549, 16030647, 23155379, 69466137, 208398411]

約数ペア:

[(1, 208398411), (3, 69466137), (9, 23155379), (13, 16030647), (39, 5343549), (117, 1781183), (449, 464139), (1347, 154713), (3967, 52533), (4041, 51571), (5837, 35703), (11901, 17511)]