7897901

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1$

素因数の和:137

約数の個数: 32

約数和(自身を含む): 9953280

約数和(自身を除く): 2055379

約数列:

[1, 11, 19, 23, 31, 53, 209, 253, 341, 437, 583, 589, 713, 1007, 1219, 1643, 4807, 6479, 7843, 11077, 13409, 13547, 18073, 23161, 31217, 37789, 149017, 254771, 343387, 415679, 717991, 7897901]

約数ペア:

[(1, 7897901), (11, 717991), (19, 415679), (23, 343387), (31, 254771), (53, 149017), (209, 37789), (253, 31217), (341, 23161), (437, 18073), (583, 13547), (589, 13409), (713, 11077), (1007, 7843), (1219, 6479), (1643, 4807)]