156728678

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1\times {\mathrm{643}}^1$

素因数の和:836

約数の個数: 32

約数和(自身を含む): 255394944

約数和(自身を除く): 98666266

約数列:

[1, 2, 17, 34, 67, 107, 134, 214, 643, 1139, 1286, 1819, 2278, 3638, 7169, 10931, 14338, 21862, 43081, 68801, 86162, 121873, 137602, 243746, 732377, 1169617, 1464754, 2339234, 4609667, 9219334, 78364339, 156728678]

約数ペア:

[(1, 156728678), (2, 78364339), (17, 9219334), (34, 4609667), (67, 2339234), (107, 1464754), (134, 1169617), (214, 732377), (643, 243746), (1139, 137602), (1286, 121873), (1819, 86162), (2278, 68801), (3638, 43081), (7169, 21862), (10931, 14338)]