25052013

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{20929}}^1$

素因数の和:20961

約数の個数: 24

約数和(自身を含む): 43534400

約数和(自身を除く): 18482387

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 20929, 62787, 146503, 188361, 397651, 439509, 1192953, 1318527, 2783557, 3578859, 8350671, 25052013]

約数ペア:

[(1, 25052013), (3, 8350671), (7, 3578859), (9, 2783557), (19, 1318527), (21, 1192953), (57, 439509), (63, 397651), (133, 188361), (171, 146503), (399, 62787), (1197, 20929)]