138386185

素因数分解:

$5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{163}}^1\times {\mathrm{191}}^1$

素因数の和:493

約数の個数: 32

約数和(自身を含む): 193462272

約数和(自身を除く): 55076087

約数列:

[1, 5, 7, 35, 127, 163, 191, 635, 815, 889, 955, 1141, 1337, 4445, 5705, 6685, 20701, 24257, 31133, 103505, 121285, 144907, 155665, 169799, 217931, 724535, 848995, 1089655, 3953891, 19769455, 27677237, 138386185]

約数ペア:

[(1, 138386185), (5, 27677237), (7, 19769455), (35, 3953891), (127, 1089655), (163, 848995), (191, 724535), (635, 217931), (815, 169799), (889, 155665), (955, 144907), (1141, 121285), (1337, 103505), (4445, 31133), (5705, 24257), (6685, 20701)]