28297045

素因数分解:

$5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{21851}}^1$

素因数の和:21900

約数の個数: 16

約数和(自身を含む): 39858048

約数和(自身を除く): 11561003

約数列:

[1, 5, 7, 35, 37, 185, 259, 1295, 21851, 109255, 152957, 764785, 808487, 4042435, 5659409, 28297045]

約数ペア:

[(1, 28297045), (5, 5659409), (7, 4042435), (35, 808487), (37, 764785), (185, 152957), (259, 109255), (1295, 21851)]