28405026

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{941}}^1$

素因数の和:1008

約数の個数: 64

約数和(自身を含む): 69632640

約数和(自身を除く): 41227614

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 43, 54, 78, 86, 117, 129, 234, 258, 351, 387, 559, 702, 774, 941, 1118, 1161, 1677, 1882, 2322, 2823, 3354, 5031, 5646, 8469, 10062, 12233, 15093, 16938, 24466, 25407, 30186, 36699, 40463, 50814, 73398, 80926, 110097, 121389, 220194, 242778, 330291, 364167, 526019, 660582, 728334, 1052038, 1092501, 1578057, 2185002, 3156114, 4734171, 9468342, 14202513, 28405026]

約数ペア:

[(1, 28405026), (2, 14202513), (3, 9468342), (6, 4734171), (9, 3156114), (13, 2185002), (18, 1578057), (26, 1092501), (27, 1052038), (39, 728334), (43, 660582), (54, 526019), (78, 364167), (86, 330291), (117, 242778), (129, 220194), (234, 121389), (258, 110097), (351, 80926), (387, 73398), (559, 50814), (702, 40463), (774, 36699), (941, 30186), (1118, 25407), (1161, 24466), (1677, 16938), (1882, 15093), (2322, 12233), (2823, 10062), (3354, 8469), (5031, 5646)]