168347557

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1\times {\mathrm{181}}^1$

素因数の和:373

約数の個数: 32

約数和(自身を含む): 207567360

約数和(自身を除く): 39219803

約数列:

[1, 7, 23, 53, 109, 161, 181, 371, 763, 1219, 1267, 2507, 4163, 5777, 8533, 9593, 17549, 19729, 29141, 40439, 67151, 132871, 138103, 220639, 453767, 930097, 1045637, 1544473, 3176369, 7319459, 24049651, 168347557]

約数ペア:

[(1, 168347557), (7, 24049651), (23, 7319459), (53, 3176369), (109, 1544473), (161, 1045637), (181, 930097), (371, 453767), (763, 220639), (1219, 138103), (1267, 132871), (2507, 67151), (4163, 40439), (5777, 29141), (8533, 19729), (9593, 17549)]