31258381

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{83}}^1$

素因数の和:241

約数の個数: 32

約数和(自身を含む): 40578048

約数和(自身を除く): 9319667

約数列:

[1, 7, 11, 67, 73, 77, 83, 469, 511, 581, 737, 803, 913, 4891, 5159, 5561, 5621, 6059, 6391, 34237, 38927, 42413, 53801, 61171, 66649, 376607, 405953, 428197, 466543, 2841671, 4465483, 31258381]

約数ペア:

[(1, 31258381), (7, 4465483), (11, 2841671), (67, 466543), (73, 428197), (77, 405953), (83, 376607), (469, 66649), (511, 61171), (581, 53801), (737, 42413), (803, 38927), (913, 34237), (4891, 6391), (5159, 6059), (5561, 5621)]