6640172

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{21559}}^1$

素因数の和:21581

約数の個数: 24

約数和(自身を含む): 14488320

約数和(自身を除く): 7848148

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 21559, 43118, 86236, 150913, 237149, 301826, 474298, 603652, 948596, 1660043, 3320086, 6640172]

約数ペア:

[(1, 6640172), (2, 3320086), (4, 1660043), (7, 948596), (11, 603652), (14, 474298), (22, 301826), (28, 237149), (44, 150913), (77, 86236), (154, 43118), (308, 21559)]