7906815

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{2789}}^1$

素因数の和:2813

約数の個数: 40

約数和(自身を含む): 16204320

約数和(自身を除く): 8297505

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 81, 105, 135, 189, 315, 405, 567, 945, 2789, 2835, 8367, 13945, 19523, 25101, 41835, 58569, 75303, 97615, 125505, 175707, 225909, 292845, 376515, 527121, 878535, 1129545, 1581363, 2635605, 7906815]

約数ペア:

[(1, 7906815), (3, 2635605), (5, 1581363), (7, 1129545), (9, 878535), (15, 527121), (21, 376515), (27, 292845), (35, 225909), (45, 175707), (63, 125505), (81, 97615), (105, 75303), (135, 58569), (189, 41835), (315, 25101), (405, 19523), (567, 13945), (945, 8367), (2789, 2835)]