25723138

素因数分解:

$2^1\times 7^2\times {\mathrm{199}}^1\times {\mathrm{1319}}^1$

素因数の和:1534

約数の個数: 24

約数和(自身を含む): 45144000

約数和(自身を除く): 19420862

約数列:

[1, 2, 7, 14, 49, 98, 199, 398, 1319, 1393, 2638, 2786, 9233, 9751, 18466, 19502, 64631, 129262, 262481, 524962, 1837367, 3674734, 12861569, 25723138]

約数ペア:

[(1, 25723138), (2, 12861569), (7, 3674734), (14, 1837367), (49, 524962), (98, 262481), (199, 129262), (398, 64631), (1319, 19502), (1393, 18466), (2638, 9751), (2786, 9233)]