28964726

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{66739}}^1$

素因数の和:66779

約数の個数: 16

約数和(自身を含む): 51256320

約数和(自身を除く): 22291594

約数列:

[1, 2, 7, 14, 31, 62, 217, 434, 66739, 133478, 467173, 934346, 2068909, 4137818, 14482363, 28964726]

約数ペア:

[(1, 28964726), (2, 14482363), (7, 4137818), (14, 2068909), (31, 934346), (62, 467173), (217, 133478), (434, 66739)]