28904307

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{13513}}^1$

素因数の和:13570

約数の個数: 16

約数和(自身を含む): 41515008

約数和(自身を除く): 12610701

約数列:

[1, 3, 23, 31, 69, 93, 713, 2139, 13513, 40539, 310799, 418903, 932397, 1256709, 9634769, 28904307]

約数ペア:

[(1, 28904307), (3, 9634769), (23, 1256709), (31, 932397), (69, 418903), (93, 310799), (713, 40539), (2139, 13513)]