209726296

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{61}}^1\times {\mathrm{2543}}^1$

素因数の和:2636

約数の個数: 48

約数和(自身を含む): 432963360

約数和(自身を除く): 223237064

約数列:

[1, 2, 4, 8, 13, 26, 52, 61, 104, 122, 169, 244, 338, 488, 676, 793, 1352, 1586, 2543, 3172, 5086, 6344, 10172, 10309, 20344, 20618, 33059, 41236, 66118, 82472, 132236, 155123, 264472, 310246, 429767, 620492, 859534, 1240984, 1719068, 2016599, 3438136, 4033198, 8066396, 16132792, 26215787, 52431574, 104863148, 209726296]

約数ペア:

[(1, 209726296), (2, 104863148), (4, 52431574), (8, 26215787), (13, 16132792), (26, 8066396), (52, 4033198), (61, 3438136), (104, 2016599), (122, 1719068), (169, 1240984), (244, 859534), (338, 620492), (488, 429767), (676, 310246), (793, 264472), (1352, 155123), (1586, 132236), (2543, 82472), (3172, 66118), (5086, 41236), (6344, 33059), (10172, 20618), (10309, 20344)]