28244405

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{27827}}^1$

素因数の和:27868

約数の個数: 16

約数和(自身を含む): 40072320

約数和(自身を除く): 11827915

約数列:

[1, 5, 7, 29, 35, 145, 203, 1015, 27827, 139135, 194789, 806983, 973945, 4034915, 5648881, 28244405]

約数ペア:

[(1, 28244405), (5, 5648881), (7, 4034915), (29, 973945), (35, 806983), (145, 194789), (203, 139135), (1015, 27827)]