171938425

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{2953}}^1$

素因数の和:3117

約数の個数: 24

約数和(自身を含む): 227469816

約数和(自身を除く): 55531391

約数列:

[1, 5, 17, 25, 85, 137, 425, 685, 2329, 2953, 3425, 11645, 14765, 50201, 58225, 73825, 251005, 404561, 1255025, 2022805, 6877537, 10114025, 34387685, 171938425]

約数ペア:

[(1, 171938425), (5, 34387685), (17, 10114025), (25, 6877537), (85, 2022805), (137, 1255025), (425, 404561), (685, 251005), (2329, 73825), (2953, 58225), (3425, 50201), (11645, 14765)]