1388336776

素因数分解:

$2^3\times {\mathrm{73}}^1\times {\mathrm{1091}}^1\times {\mathrm{2179}}^1$

素因数の和:3349

約数の個数: 32

約数和(自身を含む): 2642421600

約数和(自身を除く): 1254084824

約数列:

[1, 2, 4, 8, 73, 146, 292, 584, 1091, 2179, 2182, 4358, 4364, 8716, 8728, 17432, 79643, 159067, 159286, 318134, 318572, 636268, 637144, 1272536, 2377289, 4754578, 9509156, 19018312, 173542097, 347084194, 694168388, 1388336776]

約数ペア:

[(1, 1388336776), (2, 694168388), (4, 347084194), (8, 173542097), (73, 19018312), (146, 9509156), (292, 4754578), (584, 2377289), (1091, 1272536), (2179, 637144), (2182, 636268), (4358, 318572), (4364, 318134), (8716, 159286), (8728, 159067), (17432, 79643)]