128034865

素因数分解:

$5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{241}}^1\times {\mathrm{353}}^1$

素因数の和:649

約数の個数: 32

約数和(自身を含む): 180930816

約数和(自身を除く): 52895951

約数列:

[1, 5, 7, 35, 43, 215, 241, 301, 353, 1205, 1505, 1687, 1765, 2471, 8435, 10363, 12355, 15179, 51815, 72541, 75895, 85073, 106253, 362705, 425365, 531265, 595511, 2977555, 3658139, 18290695, 25606973, 128034865]

約数ペア:

[(1, 128034865), (5, 25606973), (7, 18290695), (35, 3658139), (43, 2977555), (215, 595511), (241, 531265), (301, 425365), (353, 362705), (1205, 106253), (1505, 85073), (1687, 75895), (1765, 72541), (2471, 51815), (8435, 15179), (10363, 12355)]