13178025

素因数分解:

$3^3\times 5^2\times 7^1\times {\mathrm{2789}}^1$

素因数の和:2815

約数の個数: 48

約数和(自身を含む): 27676800

約数和(自身を除く): 14498775

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 27, 35, 45, 63, 75, 105, 135, 175, 189, 225, 315, 525, 675, 945, 1575, 2789, 4725, 8367, 13945, 19523, 25101, 41835, 58569, 69725, 75303, 97615, 125505, 175707, 209175, 292845, 376515, 488075, 527121, 627525, 878535, 1464225, 1882575, 2635605, 4392675, 13178025]

約数ペア:

[(1, 13178025), (3, 4392675), (5, 2635605), (7, 1882575), (9, 1464225), (15, 878535), (21, 627525), (25, 527121), (27, 488075), (35, 376515), (45, 292845), (63, 209175), (75, 175707), (105, 125505), (135, 97615), (175, 75303), (189, 69725), (225, 58569), (315, 41835), (525, 25101), (675, 19523), (945, 13945), (1575, 8367), (2789, 4725)]