15432389

素因数分解:

$7^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{197}}^1$

素因数の和:273

約数の個数: 24

約数和(自身を含む): 19312128

約数和(自身を除く): 3879739

約数列:

[1, 7, 19, 31, 133, 197, 217, 361, 589, 1379, 2527, 3743, 4123, 6107, 11191, 26201, 42749, 71117, 78337, 116033, 497819, 812231, 2204627, 15432389]

約数ペア:

[(1, 15432389), (7, 2204627), (19, 812231), (31, 497819), (133, 116033), (197, 78337), (217, 71117), (361, 42749), (589, 26201), (1379, 11191), (2527, 6107), (3743, 4123)]