2543395

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{269}}^1$

素因数の和:366

約数の個数: 16

約数和(自身を含む): 3214080

約数和(自身を除く): 670685

約数列:

[1, 5, 31, 61, 155, 269, 305, 1345, 1891, 8339, 9455, 16409, 41695, 82045, 508679, 2543395]

約数ペア:

[(1, 2543395), (5, 508679), (31, 82045), (61, 41695), (155, 16409), (269, 9455), (305, 8339), (1345, 1891)]