279456008

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{11243}}^1$

素因数の和:11501

約数の個数: 32

約数和(自身を含む): 566697600

約数和(自身を除く): 287241592

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 239, 478, 956, 1912, 3107, 6214, 11243, 12428, 22486, 24856, 44972, 89944, 146159, 292318, 584636, 1169272, 2687077, 5374154, 10748308, 21496616, 34932001, 69864002, 139728004, 279456008]

約数ペア:

[(1, 279456008), (2, 139728004), (4, 69864002), (8, 34932001), (13, 21496616), (26, 10748308), (52, 5374154), (104, 2687077), (239, 1169272), (478, 584636), (956, 292318), (1912, 146159), (3107, 89944), (6214, 44972), (11243, 24856), (12428, 22486)]