142116905

素因数分解:

$5^1\times 7^3\times {\mathrm{173}}^1\times {\mathrm{479}}^1$

素因数の和:678

約数の個数: 32

約数和(自身を含む): 200448000

約数和(自身を除く): 58331095

約数列:

[1, 5, 7, 35, 49, 173, 245, 343, 479, 865, 1211, 1715, 2395, 3353, 6055, 8477, 16765, 23471, 42385, 59339, 82867, 117355, 164297, 296695, 414335, 580069, 821485, 2900345, 4060483, 20302415, 28423381, 142116905]

約数ペア:

[(1, 142116905), (5, 28423381), (7, 20302415), (35, 4060483), (49, 2900345), (173, 821485), (245, 580069), (343, 414335), (479, 296695), (865, 164297), (1211, 117355), (1715, 82867), (2395, 59339), (3353, 42385), (6055, 23471), (8477, 16765)]