129420844

素因数分解:

$2^2\times 7^1\times {\mathrm{199}}^1\times {\mathrm{23227}}^1$

素因数の和:23437

約数の個数: 24

約数和(自身を含む): 260153600

約数和(自身を除く): 130732756

約数列:

[1, 2, 4, 7, 14, 28, 199, 398, 796, 1393, 2786, 5572, 23227, 46454, 92908, 162589, 325178, 650356, 4622173, 9244346, 18488692, 32355211, 64710422, 129420844]

約数ペア:

[(1, 129420844), (2, 64710422), (4, 32355211), (7, 18488692), (14, 9244346), (28, 4622173), (199, 650356), (398, 325178), (796, 162589), (1393, 92908), (2786, 46454), (5572, 23227)]