28665615

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{2593}}^1$

素因数の和:2679

約数の個数: 32

約数和(自身を含む): 50800896

約数和(自身を除く): 22135281

約数列:

[1, 3, 5, 11, 15, 33, 55, 67, 165, 201, 335, 737, 1005, 2211, 2593, 3685, 7779, 11055, 12965, 28523, 38895, 85569, 142615, 173731, 427845, 521193, 868655, 1911041, 2605965, 5733123, 9555205, 28665615]

約数ペア:

[(1, 28665615), (3, 9555205), (5, 5733123), (11, 2605965), (15, 1911041), (33, 868655), (55, 521193), (67, 427845), (165, 173731), (201, 142615), (335, 85569), (737, 38895), (1005, 28523), (2211, 12965), (2593, 11055), (3685, 7779)]