247423293

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{23761}}^1$

素因数の和:23869

約数の個数: 24

約数和(自身を含む): 389221560

約数和(自身を除く): 141798267

約数列:

[1, 3, 9, 13, 39, 89, 117, 267, 801, 1157, 3471, 10413, 23761, 71283, 213849, 308893, 926679, 2114729, 2780037, 6344187, 19032561, 27491477, 82474431, 247423293]

約数ペア:

[(1, 247423293), (3, 82474431), (9, 27491477), (13, 19032561), (39, 6344187), (89, 2780037), (117, 2114729), (267, 926679), (801, 308893), (1157, 213849), (3471, 71283), (10413, 23761)]