7288263

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{257}}^1$

素因数の和:423

約数の個数: 24

約数和(自身を含む): 11108448

約数和(自身を除く): 3820185

約数列:

[1, 3, 9, 23, 69, 137, 207, 257, 411, 771, 1233, 2313, 3151, 5911, 9453, 17733, 28359, 35209, 53199, 105627, 316881, 809807, 2429421, 7288263]

約数ペア:

[(1, 7288263), (3, 2429421), (9, 809807), (23, 316881), (69, 105627), (137, 53199), (207, 35209), (257, 28359), (411, 17733), (771, 9453), (1233, 5911), (2313, 3151)]