672585123

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{240811}}^1$

素因数の和:240847

約数の個数: 24

約数和(自身を含む): 1098102720

約数和(自身を除く): 425517597

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 399, 931, 2793, 240811, 722433, 1685677, 4575409, 5057031, 11799739, 13726227, 32027863, 35399217, 96083589, 224195041, 672585123]

約数ペア:

[(1, 672585123), (3, 224195041), (7, 96083589), (19, 35399217), (21, 32027863), (49, 13726227), (57, 11799739), (133, 5057031), (147, 4575409), (399, 1685677), (931, 722433), (2793, 240811)]