3988491

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{3299}}^1$

素因数の和:3346

約数の個数: 16

約数和(自身を含む): 5913600

約数和(自身を除く): 1925109

約数列:

[1, 3, 13, 31, 39, 93, 403, 1209, 3299, 9897, 42887, 102269, 128661, 306807, 1329497, 3988491]

約数ペア:

[(1, 3988491), (3, 1329497), (13, 306807), (31, 128661), (39, 102269), (93, 42887), (403, 9897), (1209, 3299)]