1721668

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{293}}^1$

素因数の和:423

約数の個数: 24

約数和(自身を含む): 3284568

約数和(自身を除く): 1562900

約数列:

[1, 2, 4, 13, 26, 52, 113, 226, 293, 452, 586, 1172, 1469, 2938, 3809, 5876, 7618, 15236, 33109, 66218, 132436, 430417, 860834, 1721668]

約数ペア:

[(1, 1721668), (2, 860834), (4, 430417), (13, 132436), (26, 66218), (52, 33109), (113, 15236), (226, 7618), (293, 5876), (452, 3809), (586, 2938), (1172, 1469)]