201669391

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{19993}}^1$

素因数の和:20142

約数の個数: 16

約数和(自身を含む): 253363968

約数和(自身を除く): 51694577

約数列:

[1, 7, 11, 77, 131, 917, 1441, 10087, 19993, 139951, 219923, 1539461, 2619083, 18333581, 28809913, 201669391]

約数ペア:

[(1, 201669391), (7, 28809913), (11, 18333581), (77, 2619083), (131, 1539461), (917, 219923), (1441, 139951), (10087, 19993)]