161395388

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{9887}}^1$

素因数の和:9962

約数の個数: 48

約数和(自身を含む): 358815744

約数和(自身を除く): 197420356

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 53, 77, 106, 154, 212, 308, 371, 583, 742, 1166, 1484, 2332, 4081, 8162, 9887, 16324, 19774, 39548, 69209, 108757, 138418, 217514, 276836, 435028, 524011, 761299, 1048022, 1522598, 2096044, 3045196, 3668077, 5764121, 7336154, 11528242, 14672308, 23056484, 40348847, 80697694, 161395388]

約数ペア:

[(1, 161395388), (2, 80697694), (4, 40348847), (7, 23056484), (11, 14672308), (14, 11528242), (22, 7336154), (28, 5764121), (44, 3668077), (53, 3045196), (77, 2096044), (106, 1522598), (154, 1048022), (212, 761299), (308, 524011), (371, 435028), (583, 276836), (742, 217514), (1166, 138418), (1484, 108757), (2332, 69209), (4081, 39548), (8162, 19774), (9887, 16324)]