254434128

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{407747}}^1$

素因数の和:407771

約数の個数: 40

約数和(自身を含む): 707850528

約数和(自身を除く): 453416400

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 407747, 815494, 1223241, 1630988, 2446482, 3261976, 4892964, 5300711, 6523952, 9785928, 10601422, 15902133, 19571856, 21202844, 31804266, 42405688, 63608532, 84811376, 127217064, 254434128]

約数ペア:

[(1, 254434128), (2, 127217064), (3, 84811376), (4, 63608532), (6, 42405688), (8, 31804266), (12, 21202844), (13, 19571856), (16, 15902133), (24, 10601422), (26, 9785928), (39, 6523952), (48, 5300711), (52, 4892964), (78, 3261976), (104, 2446482), (156, 1630988), (208, 1223241), (312, 815494), (624, 407747)]