287132425

素因数分解:

$5^2\times {\mathrm{173}}^1\times {\mathrm{197}}^1\times {\mathrm{337}}^1$

素因数の和:717

約数の個数: 24

約数和(自身を含む): 360988056

約数和(自身を除く): 73855631

約数列:

[1, 5, 25, 173, 197, 337, 865, 985, 1685, 4325, 4925, 8425, 34081, 58301, 66389, 170405, 291505, 331945, 852025, 1457525, 1659725, 11485297, 57426485, 287132425]

約数ペア:

[(1, 287132425), (5, 57426485), (25, 11485297), (173, 1659725), (197, 1457525), (337, 852025), (865, 331945), (985, 291505), (1685, 170405), (4325, 66389), (4925, 58301), (8425, 34081)]