28188755

素因数分解:

$5^1\times 7^1\times {\mathrm{229}}^1\times {\mathrm{3517}}^1$

素因数の和:3758

約数の個数: 16

約数和(自身を含む): 38838720

約数和(自身を除く): 10649965

約数列:

[1, 5, 7, 35, 229, 1145, 1603, 3517, 8015, 17585, 24619, 123095, 805393, 4026965, 5637751, 28188755]

約数ペア:

[(1, 28188755), (5, 5637751), (7, 4026965), (35, 805393), (229, 123095), (1145, 24619), (1603, 17585), (3517, 8015)]