1781062088

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{641}}^1\times {\mathrm{26717}}^1$

素因数の和:27377

約数の個数: 32

約数和(自身を含む): 3602120760

約数和(自身を除く): 1821058672

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 641, 1282, 2564, 5128, 8333, 16666, 26717, 33332, 53434, 66664, 106868, 213736, 347321, 694642, 1389284, 2778568, 17125597, 34251194, 68502388, 137004776, 222632761, 445265522, 890531044, 1781062088]

約数ペア:

[(1, 1781062088), (2, 890531044), (4, 445265522), (8, 222632761), (13, 137004776), (26, 68502388), (52, 34251194), (104, 17125597), (641, 2778568), (1282, 1389284), (2564, 694642), (5128, 347321), (8333, 213736), (16666, 106868), (26717, 66664), (33332, 53434)]