27821973

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{13007}}^1$

素因数の和:13064

約数の個数: 16

約数和(自身を含む): 39960576

約数和(自身を除く): 12138603

約数列:

[1, 3, 23, 31, 69, 93, 713, 2139, 13007, 39021, 299161, 403217, 897483, 1209651, 9273991, 27821973]

約数ペア:

[(1, 27821973), (3, 9273991), (23, 1209651), (31, 897483), (69, 403217), (93, 299161), (713, 39021), (2139, 13007)]