6428656

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{997}}^1$

素因数の和:1049

約数の個数: 40

約数和(自身を含む): 13860224

約数和(自身を除く): 7431568

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 248, 403, 496, 806, 997, 1612, 1994, 3224, 3988, 6448, 7976, 12961, 15952, 25922, 30907, 51844, 61814, 103688, 123628, 207376, 247256, 401791, 494512, 803582, 1607164, 3214328, 6428656]

約数ペア:

[(1, 6428656), (2, 3214328), (4, 1607164), (8, 803582), (13, 494512), (16, 401791), (26, 247256), (31, 207376), (52, 123628), (62, 103688), (104, 61814), (124, 51844), (208, 30907), (248, 25922), (403, 15952), (496, 12961), (806, 7976), (997, 6448), (1612, 3988), (1994, 3224)]