54731089

素因数分解:

$7^2\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{263}}^1$

素因数の和:445

約数の個数: 24

約数和(自身を含む): 66451968

約数和(自身を除く): 11720879

約数列:

[1, 7, 31, 49, 137, 217, 263, 959, 1519, 1841, 4247, 6713, 8153, 12887, 29729, 36031, 57071, 208103, 252217, 399497, 1116961, 1765519, 7818727, 54731089]

約数ペア:

[(1, 54731089), (7, 7818727), (31, 1765519), (49, 1116961), (137, 399497), (217, 252217), (263, 208103), (959, 57071), (1519, 36031), (1841, 29729), (4247, 12887), (6713, 8153)]