81193042

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{305237}}^1$

素因数の和:305265

約数の個数: 16

約数和(自身を含む): 146514240

約数和(自身を除く): 65321198

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 305237, 610474, 2136659, 4273318, 5799503, 11599006, 40596521, 81193042]

約数ペア:

[(1, 81193042), (2, 40596521), (7, 11599006), (14, 5799503), (19, 4273318), (38, 2136659), (133, 610474), (266, 305237)]