157216425

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{123307}}^1$

素因数の和:123337

約数の個数: 24

約数和(自身を含む): 275223456

約数和(自身を除く): 118007031

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 255, 425, 1275, 123307, 369921, 616535, 1849605, 2096219, 3082675, 6288657, 9248025, 10481095, 31443285, 52405475, 157216425]

約数ペア:

[(1, 157216425), (3, 52405475), (5, 31443285), (15, 10481095), (17, 9248025), (25, 6288657), (51, 3082675), (75, 2096219), (85, 1849605), (255, 616535), (425, 369921), (1275, 123307)]