256411089

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{7019}}^1$

素因数の和:7083

約数の個数: 40

約数和(自身を含む): 428107680

約数和(自身を除く): 171696591

約数列:

[1, 3, 9, 11, 27, 33, 41, 81, 99, 123, 297, 369, 451, 891, 1107, 1353, 3321, 4059, 7019, 12177, 21057, 36531, 63171, 77209, 189513, 231627, 287779, 568539, 694881, 863337, 2084643, 2590011, 3165569, 6253929, 7770033, 9496707, 23310099, 28490121, 85470363, 256411089]

約数ペア:

[(1, 256411089), (3, 85470363), (9, 28490121), (11, 23310099), (27, 9496707), (33, 7770033), (41, 6253929), (81, 3165569), (99, 2590011), (123, 2084643), (297, 863337), (369, 694881), (451, 568539), (891, 287779), (1107, 231627), (1353, 189513), (3321, 77209), (4059, 63171), (7019, 36531), (12177, 21057)]