28337785

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{27919}}^1$

素因数の和:27960

約数の個数: 16

約数和(自身を含む): 40204800

約数和(自身を除く): 11867015

約数列:

[1, 5, 7, 29, 35, 145, 203, 1015, 27919, 139595, 195433, 809651, 977165, 4048255, 5667557, 28337785]

約数ペア:

[(1, 28337785), (5, 5667557), (7, 4048255), (29, 977165), (35, 809651), (145, 195433), (203, 139595), (1015, 27919)]