128994736

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{2207}}^1$

素因数の和:2509

約数の個数: 40

約数和(自身を含む): 270232704

約数和(自身を除く): 141237968

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 281, 562, 1124, 2207, 2248, 3653, 4414, 4496, 7306, 8828, 14612, 17656, 28691, 29224, 35312, 57382, 58448, 114764, 229528, 459056, 620167, 1240334, 2480668, 4961336, 8062171, 9922672, 16124342, 32248684, 64497368, 128994736]

約数ペア:

[(1, 128994736), (2, 64497368), (4, 32248684), (8, 16124342), (13, 9922672), (16, 8062171), (26, 4961336), (52, 2480668), (104, 1240334), (208, 620167), (281, 459056), (562, 229528), (1124, 114764), (2207, 58448), (2248, 57382), (3653, 35312), (4414, 29224), (4496, 28691), (7306, 17656), (8828, 14612)]