2881578

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1$

素因数の和:211

約数の個数: 64

約数和(自身を含む): 7280640

約数和(自身を除く): 4399062

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 23, 38, 42, 46, 57, 69, 114, 133, 138, 157, 161, 266, 314, 322, 399, 437, 471, 483, 798, 874, 942, 966, 1099, 1311, 2198, 2622, 2983, 3059, 3297, 3611, 5966, 6118, 6594, 7222, 8949, 9177, 10833, 17898, 18354, 20881, 21666, 25277, 41762, 50554, 62643, 68609, 75831, 125286, 137218, 151662, 205827, 411654, 480263, 960526, 1440789, 2881578]

約数ペア:

[(1, 2881578), (2, 1440789), (3, 960526), (6, 480263), (7, 411654), (14, 205827), (19, 151662), (21, 137218), (23, 125286), (38, 75831), (42, 68609), (46, 62643), (57, 50554), (69, 41762), (114, 25277), (133, 21666), (138, 20881), (157, 18354), (161, 17898), (266, 10833), (314, 9177), (322, 8949), (399, 7222), (437, 6594), (471, 6118), (483, 5966), (798, 3611), (874, 3297), (942, 3059), (966, 2983), (1099, 2622), (1311, 2198)]