28680554

素因数分解:

$2^1\times 7^1\times {\mathrm{307}}^1\times {\mathrm{6673}}^1$

素因数の和:6989

約数の個数: 16

約数和(自身を含む): 49334208

約数和(自身を除く): 20653654

約数列:

[1, 2, 7, 14, 307, 614, 2149, 4298, 6673, 13346, 46711, 93422, 2048611, 4097222, 14340277, 28680554]

約数ペア:

[(1, 28680554), (2, 14340277), (7, 4097222), (14, 2048611), (307, 93422), (614, 46711), (2149, 13346), (4298, 6673)]