25238421

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{12689}}^1$

素因数の和:12725

約数の個数: 24

約数和(自身を含む): 41572440

約数和(自身を除く): 16334019

約数列:

[1, 3, 9, 13, 17, 39, 51, 117, 153, 221, 663, 1989, 12689, 38067, 114201, 164957, 215713, 494871, 647139, 1484613, 1941417, 2804269, 8412807, 25238421]

約数ペア:

[(1, 25238421), (3, 8412807), (9, 2804269), (13, 1941417), (17, 1484613), (39, 647139), (51, 494871), (117, 215713), (153, 164957), (221, 114201), (663, 38067), (1989, 12689)]