281206772

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{13627}}^1$

素因数の和:13716

約数の個数: 48

約数和(自身を含む): 622745088

約数和(自身を除く): 341538316

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 67, 77, 134, 154, 268, 308, 469, 737, 938, 1474, 1876, 2948, 5159, 10318, 13627, 20636, 27254, 54508, 95389, 149897, 190778, 299794, 381556, 599588, 913009, 1049279, 1826018, 2098558, 3652036, 4197116, 6391063, 10043099, 12782126, 20086198, 25564252, 40172396, 70301693, 140603386, 281206772]

約数ペア:

[(1, 281206772), (2, 140603386), (4, 70301693), (7, 40172396), (11, 25564252), (14, 20086198), (22, 12782126), (28, 10043099), (44, 6391063), (67, 4197116), (77, 3652036), (134, 2098558), (154, 1826018), (268, 1049279), (308, 913009), (469, 599588), (737, 381556), (938, 299794), (1474, 190778), (1876, 149897), (2948, 95389), (5159, 54508), (10318, 27254), (13627, 20636)]