291216371127

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{197}}^1\times {\mathrm{434909}}^1$

素因数の和:435223

約数の個数: 32

約数和(自身を含む): 429872002560

約数和(自身を除く): 138655631433

約数列:

[1, 3, 11, 33, 103, 197, 309, 591, 1133, 2167, 3399, 6501, 20291, 60873, 223201, 434909, 669603, 1304727, 4783999, 14351997, 44795627, 85677073, 134386881, 257031219, 492751897, 942447803, 1478255691, 2827343409, 8824738519, 26474215557, 97072123709, 291216371127]

約数ペア:

[(1, 291216371127), (3, 97072123709), (11, 26474215557), (33, 8824738519), (103, 2827343409), (197, 1478255691), (309, 942447803), (591, 492751897), (1133, 257031219), (2167, 134386881), (3399, 85677073), (6501, 44795627), (20291, 14351997), (60873, 4783999), (223201, 1304727), (434909, 669603)]