209550874

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{36469}}^1$

素因数の和:36514

約数の個数: 24

約数和(自身を含む): 360396540

約数和(自身を除く): 150845666

約数列:

[1, 2, 13, 17, 26, 34, 169, 221, 338, 442, 2873, 5746, 36469, 72938, 474097, 619973, 948194, 1239946, 6163261, 8059649, 12326522, 16119298, 104775437, 209550874]

約数ペア:

[(1, 209550874), (2, 104775437), (13, 16119298), (17, 12326522), (26, 8059649), (34, 6163261), (169, 1239946), (221, 948194), (338, 619973), (442, 474097), (2873, 72938), (5746, 36469)]