8270871

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{1091}}^1$

素因数の和:1139

約数の個数: 24

約数和(自身を含む): 13313664

約数和(自身を除く): 5042793

約数列:

[1, 3, 7, 19, 21, 57, 133, 361, 399, 1083, 1091, 2527, 3273, 7581, 7637, 20729, 22911, 62187, 145103, 393851, 435309, 1181553, 2756957, 8270871]

約数ペア:

[(1, 8270871), (3, 2756957), (7, 1181553), (19, 435309), (21, 393851), (57, 145103), (133, 62187), (361, 22911), (399, 20729), (1083, 7637), (1091, 7581), (2527, 3273)]