81171249

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1\times {\mathrm{277}}^1$

素因数の和:449

約数の個数: 32

約数和(自身を含む): 117694080

約数和(自身を除く): 36522831

約数列:

[1, 3, 19, 53, 57, 97, 159, 277, 291, 831, 1007, 1843, 3021, 5141, 5263, 5529, 14681, 15423, 15789, 26869, 44043, 80607, 97679, 278939, 293037, 510511, 836817, 1424057, 1531533, 4272171, 27057083, 81171249]

約数ペア:

[(1, 81171249), (3, 27057083), (19, 4272171), (53, 1531533), (57, 1424057), (97, 836817), (159, 510511), (277, 293037), (291, 278939), (831, 97679), (1007, 80607), (1843, 44043), (3021, 26869), (5141, 15789), (5263, 15423), (5529, 14681)]