2129729

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{239}}^1$

素因数の和:332

約数の個数: 16

約数和(自身を含む): 2611200

約数和(自身を除く): 481471

約数列:

[1, 7, 19, 67, 133, 239, 469, 1273, 1673, 4541, 8911, 16013, 31787, 112091, 304247, 2129729]

約数ペア:

[(1, 2129729), (7, 304247), (19, 112091), (67, 31787), (133, 16013), (239, 8911), (469, 4541), (1273, 1673)]