71277531

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{2237}}^1$

素因数の和:2315

約数の個数: 32

約数和(自身を含む): 110288640

約数和(自身を除く): 39011109

約数列:

[1, 3, 13, 19, 39, 43, 57, 129, 247, 559, 741, 817, 1677, 2237, 2451, 6711, 10621, 29081, 31863, 42503, 87243, 96191, 127509, 288573, 552539, 1250483, 1657617, 1827629, 3751449, 5482887, 23759177, 71277531]

約数ペア:

[(1, 71277531), (3, 23759177), (13, 5482887), (19, 3751449), (39, 1827629), (43, 1657617), (57, 1250483), (129, 552539), (247, 288573), (559, 127509), (741, 96191), (817, 87243), (1677, 42503), (2237, 31863), (2451, 29081), (6711, 10621)]