17556903

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{97}}^1$

素因数の和:153

約数の個数: 72

約数和(自身を含む): 33572448

約数和(自身を除く): 16015545

約数列:

[1, 3, 7, 9, 13, 17, 21, 39, 51, 63, 91, 97, 117, 119, 153, 169, 221, 273, 291, 357, 507, 663, 679, 819, 873, 1071, 1183, 1261, 1521, 1547, 1649, 1989, 2037, 2873, 3549, 3783, 4641, 4947, 6111, 8619, 8827, 10647, 11349, 11543, 13923, 14841, 16393, 20111, 21437, 25857, 26481, 34629, 49179, 60333, 64311, 79443, 103887, 114751, 147537, 150059, 180999, 192933, 278681, 344253, 450177, 836043, 1032759, 1350531, 1950767, 2508129, 5852301, 17556903]

約数ペア:

[(1, 17556903), (3, 5852301), (7, 2508129), (9, 1950767), (13, 1350531), (17, 1032759), (21, 836043), (39, 450177), (51, 344253), (63, 278681), (91, 192933), (97, 180999), (117, 150059), (119, 147537), (153, 114751), (169, 103887), (221, 79443), (273, 64311), (291, 60333), (357, 49179), (507, 34629), (663, 26481), (679, 25857), (819, 21437), (873, 20111), (1071, 16393), (1183, 14841), (1261, 13923), (1521, 11543), (1547, 11349), (1649, 10647), (1989, 8827), (2037, 8619), (2873, 6111), (3549, 4947), (3783, 4641)]