29280139

素因数分解:

$7^1\times {\mathrm{67}}^1\times {\mathrm{149}}^1\times {\mathrm{419}}^1$

素因数の和:642

約数の個数: 16

約数和(自身を含む): 34272000

約数和(自身を除く): 4991861

約数列:

[1, 7, 67, 149, 419, 469, 1043, 2933, 9983, 28073, 62431, 69881, 196511, 437017, 4182877, 29280139]

約数ペア:

[(1, 29280139), (7, 4182877), (67, 437017), (149, 196511), (419, 69881), (469, 62431), (1043, 28073), (2933, 9983)]