207262013

素因数分解:

$7^2\times {\mathrm{19}}^2\times {\mathrm{11717}}^1$

素因数の和:11769

約数の個数: 18

約数和(自身を含む): 254479806

約数和(自身を除く): 47217793

約数列:

[1, 7, 19, 49, 133, 361, 931, 2527, 11717, 17689, 82019, 222623, 574133, 1558361, 4229837, 10908527, 29608859, 207262013]

約数ペア:

[(1, 207262013), (7, 29608859), (19, 10908527), (49, 4229837), (133, 1558361), (361, 574133), (931, 222623), (2527, 82019), (11717, 17689)]