20161789461

素因数分解:

$3^5\times {\mathrm{11}}^1\times {\mathrm{1283}}^1\times {\mathrm{5879}}^1$

素因数の和:7188

約数の個数: 48

約数和(自身を含む): 32978050560

約数和(自身を除く): 12816261099

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 243, 297, 891, 1283, 2673, 3849, 5879, 11547, 14113, 17637, 34641, 42339, 52911, 64669, 103923, 127017, 158733, 194007, 311769, 381051, 476199, 582021, 1143153, 1428597, 1746063, 3429459, 5238189, 7542757, 15714567, 22628271, 67884813, 82970327, 203654439, 248910981, 610963317, 746732943, 1832889951, 2240198829, 6720596487, 20161789461]

約数ペア:

[(1, 20161789461), (3, 6720596487), (9, 2240198829), (11, 1832889951), (27, 746732943), (33, 610963317), (81, 248910981), (99, 203654439), (243, 82970327), (297, 67884813), (891, 22628271), (1283, 15714567), (2673, 7542757), (3849, 5238189), (5879, 3429459), (11547, 1746063), (14113, 1428597), (17637, 1143153), (34641, 582021), (42339, 476199), (52911, 381051), (64669, 311769), (103923, 194007), (127017, 158733)]