128117185

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{1321}}^1$

素因数の和:1513

約数の個数: 32

約数和(自身を含む): 187322112

約数和(自身を除く): 59204927

約数列:

[1, 5, 7, 17, 35, 85, 119, 163, 595, 815, 1141, 1321, 2771, 5705, 6605, 9247, 13855, 19397, 22457, 46235, 96985, 112285, 157199, 215323, 785995, 1076615, 1507261, 3660491, 7536305, 18302455, 25623437, 128117185]

約数ペア:

[(1, 128117185), (5, 25623437), (7, 18302455), (17, 7536305), (35, 3660491), (85, 1507261), (119, 1076615), (163, 785995), (595, 215323), (815, 157199), (1141, 112285), (1321, 96985), (2771, 46235), (5705, 22457), (6605, 19397), (9247, 13855)]