28449785

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2017}}^1$

素因数の和:2073

約数の個数: 32

約数和(自身を含む): 43395072

約数和(自身を除く): 14945287

約数列:

[1, 5, 7, 13, 31, 35, 65, 91, 155, 217, 403, 455, 1085, 2015, 2017, 2821, 10085, 14105, 14119, 26221, 62527, 70595, 131105, 183547, 312635, 437689, 812851, 917735, 2188445, 4064255, 5689957, 28449785]

約数ペア:

[(1, 28449785), (5, 5689957), (7, 4064255), (13, 2188445), (31, 917735), (35, 812851), (65, 437689), (91, 312635), (155, 183547), (217, 131105), (403, 70595), (455, 62527), (1085, 26221), (2015, 14119), (2017, 14105), (2821, 10085)]