26115964

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{199}}^1$

素因数の和:362

約数の個数: 48

約数和(自身を含む): 54208000

約数和(自身を除く): 28092036

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 109, 172, 199, 218, 301, 398, 436, 602, 763, 796, 1204, 1393, 1526, 2786, 3052, 4687, 5572, 8557, 9374, 17114, 18748, 21691, 32809, 34228, 43382, 59899, 65618, 86764, 119798, 131236, 151837, 239596, 303674, 607348, 932713, 1865426, 3730852, 6528991, 13057982, 26115964]

約数ペア:

[(1, 26115964), (2, 13057982), (4, 6528991), (7, 3730852), (14, 1865426), (28, 932713), (43, 607348), (86, 303674), (109, 239596), (172, 151837), (199, 131236), (218, 119798), (301, 86764), (398, 65618), (436, 59899), (602, 43382), (763, 34228), (796, 32809), (1204, 21691), (1393, 18748), (1526, 17114), (2786, 9374), (3052, 8557), (4687, 5572)]