7897432921

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{809}}^1\times {\mathrm{37691}}^1$

素因数の和:38544

約数の個数: 16

約数和(自身を含む): 9281278080

約数和(自身を除く): 1383845159

約数列:

[1, 7, 37, 259, 809, 5663, 29933, 37691, 209531, 263837, 1394567, 9761969, 30492019, 213444133, 1128204703, 7897432921]

約数ペア:

[(1, 7897432921), (7, 1128204703), (37, 213444133), (259, 30492019), (809, 9761969), (5663, 1394567), (29933, 263837), (37691, 209531)]