28050309

素因数分解:

$3^2\times 7^1\times {\mathrm{541}}^1\times {\mathrm{823}}^1$

素因数の和:1377

約数の個数: 24

約数和(自身を含む): 46447232

約数和(自身を除く): 18396923

約数列:

[1, 3, 7, 9, 21, 63, 541, 823, 1623, 2469, 3787, 4869, 5761, 7407, 11361, 17283, 34083, 51849, 445243, 1335729, 3116701, 4007187, 9350103, 28050309]

約数ペア:

[(1, 28050309), (3, 9350103), (7, 4007187), (9, 3116701), (21, 1335729), (63, 445243), (541, 51849), (823, 34083), (1623, 17283), (2469, 11361), (3787, 7407), (4869, 5761)]