39865748

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{3469}}^1$

素因数の和:3516

約数の個数: 36

約数和(自身を含む): 80011260

約数和(自身を除く): 40145512

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 169, 221, 338, 442, 676, 884, 2873, 3469, 5746, 6938, 11492, 13876, 45097, 58973, 90194, 117946, 180388, 235892, 586261, 766649, 1172522, 1533298, 2345044, 3066596, 9966437, 19932874, 39865748]

約数ペア:

[(1, 39865748), (2, 19932874), (4, 9966437), (13, 3066596), (17, 2345044), (26, 1533298), (34, 1172522), (52, 766649), (68, 586261), (169, 235892), (221, 180388), (338, 117946), (442, 90194), (676, 58973), (884, 45097), (2873, 13876), (3469, 11492), (5746, 6938)]